Home / 10,397.08-14,351.88-7,057.18

Finding the Fourth Proportional to 10,397.08, 14,351.88 and 7,057.18

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Solution

The fourth proportional to 10,397.08, 14,351.88 and 7,057.18 is: 9,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.08 : 14,351.88 = 7,057.18 : x
  2. Step 2: Convert to fraction form
    10,397.08/14,351.88 = 7,057.18/x
  3. Step 3: Cross multiply
    10,397.08x = 14,351.88 × 7,057.18
  4. Step 4: Simplify right side
    10,397.08x = 101,283,800.50
  5. Step 5: Solve for x
    x = 101,283,800.50/10,397.08
  6. Step 6: Final answer
    x = 9,741.56

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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.