Home / 10,867.32-16,262.10-9,411.48

Finding the Fourth Proportional to 10,867.32, 16,262.10 and 9,411.48

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Solution

The fourth proportional to 10,867.32, 16,262.10 and 9,411.48 is: 14,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.32 : 16,262.10 = 9,411.48 : x
  2. Step 2: Convert to fraction form
    10,867.32/16,262.10 = 9,411.48/x
  3. Step 3: Cross multiply
    10,867.32x = 16,262.10 × 9,411.48
  4. Step 4: Simplify right side
    10,867.32x = 153,050,428.91
  5. Step 5: Solve for x
    x = 153,050,428.91/10,867.32
  6. Step 6: Final answer
    x = 14,083.55

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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.