Home / 10,167.32-15,251.39-3,148.07

Finding the Fourth Proportional to 10,167.32, 15,251.39 and 3,148.07

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Solution

The fourth proportional to 10,167.32, 15,251.39 and 3,148.07 is: 4,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.32 : 15,251.39 = 3,148.07 : x
  2. Step 2: Convert to fraction form
    10,167.32/15,251.39 = 3,148.07/x
  3. Step 3: Cross multiply
    10,167.32x = 15,251.39 × 3,148.07
  4. Step 4: Simplify right side
    10,167.32x = 48,012,363.13
  5. Step 5: Solve for x
    x = 48,012,363.13/10,167.32
  6. Step 6: Final answer
    x = 4,722.22

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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.