Home / 8,170.02-12,239.19-4,265.01

Finding the Fourth Proportional to 8,170.02, 12,239.19 and 4,265.01

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Solution

The fourth proportional to 8,170.02, 12,239.19 and 4,265.01 is: 6,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.02 : 12,239.19 = 4,265.01 : x
  2. Step 2: Convert to fraction form
    8,170.02/12,239.19 = 4,265.01/x
  3. Step 3: Cross multiply
    8,170.02x = 12,239.19 × 4,265.01
  4. Step 4: Simplify right side
    8,170.02x = 52,200,267.74
  5. Step 5: Solve for x
    x = 52,200,267.74/8,170.02
  6. Step 6: Final answer
    x = 6,389.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.