Home / 10,387.06-14,337.21-7,244.26

Finding the Fourth Proportional to 10,387.06, 14,337.21 and 7,244.26

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Solution

The fourth proportional to 10,387.06, 14,337.21 and 7,244.26 is: 9,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.06 : 14,337.21 = 7,244.26 : x
  2. Step 2: Convert to fraction form
    10,387.06/14,337.21 = 7,244.26/x
  3. Step 3: Cross multiply
    10,387.06x = 14,337.21 × 7,244.26
  4. Step 4: Simplify right side
    10,387.06x = 103,862,476.91
  5. Step 5: Solve for x
    x = 103,862,476.91/10,387.06
  6. Step 6: Final answer
    x = 9,999.22

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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.