Home / 10,923.32-16,401.38-6,248.61

Finding the Fourth Proportional to 10,923.32, 16,401.38 and 6,248.61

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Solution

The fourth proportional to 10,923.32, 16,401.38 and 6,248.61 is: 9,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.32 : 16,401.38 = 6,248.61 : x
  2. Step 2: Convert to fraction form
    10,923.32/16,401.38 = 6,248.61/x
  3. Step 3: Cross multiply
    10,923.32x = 16,401.38 × 6,248.61
  4. Step 4: Simplify right side
    10,923.32x = 102,485,795.84
  5. Step 5: Solve for x
    x = 102,485,795.84/10,923.32
  6. Step 6: Final answer
    x = 9,382.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.