Home / 10,242.26-14,132.30-5,766.20

Finding the Fourth Proportional to 10,242.26, 14,132.30 and 5,766.20

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Solution

The fourth proportional to 10,242.26, 14,132.30 and 5,766.20 is: 7,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.26 : 14,132.30 = 5,766.20 : x
  2. Step 2: Convert to fraction form
    10,242.26/14,132.30 = 5,766.20/x
  3. Step 3: Cross multiply
    10,242.26x = 14,132.30 × 5,766.20
  4. Step 4: Simplify right side
    10,242.26x = 81,489,568.77
  5. Step 5: Solve for x
    x = 81,489,568.77/10,242.26
  6. Step 6: Final answer
    x = 7,956.21

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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.