Home / 8,035.21-11,085.78-4,847.23

Finding the Fourth Proportional to 8,035.21, 11,085.78 and 4,847.23

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Solution

The fourth proportional to 8,035.21, 11,085.78 and 4,847.23 is: 6,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.21 : 11,085.78 = 4,847.23 : x
  2. Step 2: Convert to fraction form
    8,035.21/11,085.78 = 4,847.23/x
  3. Step 3: Cross multiply
    8,035.21x = 11,085.78 × 4,847.23
  4. Step 4: Simplify right side
    8,035.21x = 53,735,325.39
  5. Step 5: Solve for x
    x = 53,735,325.39/8,035.21
  6. Step 6: Final answer
    x = 6,687.48

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Half scale
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Double scale
Find fourth proportional to 8,036.21, 11,087.16 and 4,848.23
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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.