Home / 10,988.92-15,165.80-6,273.91

Finding the Fourth Proportional to 10,988.92, 15,165.80 and 6,273.91

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Solution

The fourth proportional to 10,988.92, 15,165.80 and 6,273.91 is: 8,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.92 : 15,165.80 = 6,273.91 : x
  2. Step 2: Convert to fraction form
    10,988.92/15,165.80 = 6,273.91/x
  3. Step 3: Cross multiply
    10,988.92x = 15,165.80 × 6,273.91
  4. Step 4: Simplify right side
    10,988.92x = 95,148,864.28
  5. Step 5: Solve for x
    x = 95,148,864.28/10,988.92
  6. Step 6: Final answer
    x = 8,658.62

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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.