Home / 10,176.32-15,267.36-3,251.36

Finding the Fourth Proportional to 10,176.32, 15,267.36 and 3,251.36

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Solution

The fourth proportional to 10,176.32, 15,267.36 and 3,251.36 is: 4,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.32 : 15,267.36 = 3,251.36 : x
  2. Step 2: Convert to fraction form
    10,176.32/15,267.36 = 3,251.36/x
  3. Step 3: Cross multiply
    10,176.32x = 15,267.36 × 3,251.36
  4. Step 4: Simplify right side
    10,176.32x = 49,639,683.61
  5. Step 5: Solve for x
    x = 49,639,683.61/10,176.32
  6. Step 6: Final answer
    x = 4,877.96

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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.