Home / 8,251.08-12,381.66-3,572.34

Finding the Fourth Proportional to 8,251.08, 12,381.66 and 3,572.34

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Solution

The fourth proportional to 8,251.08, 12,381.66 and 3,572.34 is: 5,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.08 : 12,381.66 = 3,572.34 : x
  2. Step 2: Convert to fraction form
    8,251.08/12,381.66 = 3,572.34/x
  3. Step 3: Cross multiply
    8,251.08x = 12,381.66 × 3,572.34
  4. Step 4: Simplify right side
    8,251.08x = 44,231,499.28
  5. Step 5: Solve for x
    x = 44,231,499.28/8,251.08
  6. Step 6: Final answer
    x = 5,360.69

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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.