Home / 8,863.19-12,231.04-4,830.05

Finding the Fourth Proportional to 8,863.19, 12,231.04 and 4,830.05

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Solution

The fourth proportional to 8,863.19, 12,231.04 and 4,830.05 is: 6,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.19 : 12,231.04 = 4,830.05 : x
  2. Step 2: Convert to fraction form
    8,863.19/12,231.04 = 4,830.05/x
  3. Step 3: Cross multiply
    8,863.19x = 12,231.04 × 4,830.05
  4. Step 4: Simplify right side
    8,863.19x = 59,076,513.43
  5. Step 5: Solve for x
    x = 59,076,513.43/8,863.19
  6. Step 6: Final answer
    x = 6,665.38

Related Problems

Find fourth proportional to 4,431.59, 6,115.52 and 2,415.02
Half scale
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Double scale
Find fourth proportional to 8,864.19, 12,232.42 and 4,831.05
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.