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Finding the Fourth Proportional to 11,552.83, 15,937.76 and 6,834.38

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Solution

The fourth proportional to 11,552.83, 15,937.76 and 6,834.38 is: 9,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.83 : 15,937.76 = 6,834.38 : x
  2. Step 2: Convert to fraction form
    11,552.83/15,937.76 = 6,834.38/x
  3. Step 3: Cross multiply
    11,552.83x = 15,937.76 × 6,834.38
  4. Step 4: Simplify right side
    11,552.83x = 108,924,645.59
  5. Step 5: Solve for x
    x = 108,924,645.59/11,552.83
  6. Step 6: Final answer
    x = 9,428.40

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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.