Home / 10,960.43-15,126.32-6,711.47

Finding the Fourth Proportional to 10,960.43, 15,126.32 and 6,711.47

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Solution

The fourth proportional to 10,960.43, 15,126.32 and 6,711.47 is: 9,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.43 : 15,126.32 = 6,711.47 : x
  2. Step 2: Convert to fraction form
    10,960.43/15,126.32 = 6,711.47/x
  3. Step 3: Cross multiply
    10,960.43x = 15,126.32 × 6,711.47
  4. Step 4: Simplify right side
    10,960.43x = 101,519,842.89
  5. Step 5: Solve for x
    x = 101,519,842.89/10,960.43
  6. Step 6: Final answer
    x = 9,262.40

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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.