Home / 10,424.97-14,381.10-6,976.62

Finding the Fourth Proportional to 10,424.97, 14,381.10 and 6,976.62

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Solution

The fourth proportional to 10,424.97, 14,381.10 and 6,976.62 is: 9,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.97 : 14,381.10 = 6,976.62 : x
  2. Step 2: Convert to fraction form
    10,424.97/14,381.10 = 6,976.62/x
  3. Step 3: Cross multiply
    10,424.97x = 14,381.10 × 6,976.62
  4. Step 4: Simplify right side
    10,424.97x = 100,331,469.88
  5. Step 5: Solve for x
    x = 100,331,469.88/10,424.97
  6. Step 6: Final answer
    x = 9,624.15

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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.