Home / 9,178.11-13,761.70-3,632.24

Finding the Fourth Proportional to 9,178.11, 13,761.70 and 3,632.24

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Solution

The fourth proportional to 9,178.11, 13,761.70 and 3,632.24 is: 5,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.11 : 13,761.70 = 3,632.24 : x
  2. Step 2: Convert to fraction form
    9,178.11/13,761.70 = 3,632.24/x
  3. Step 3: Cross multiply
    9,178.11x = 13,761.70 × 3,632.24
  4. Step 4: Simplify right side
    9,178.11x = 49,985,822.53
  5. Step 5: Solve for x
    x = 49,985,822.53/9,178.11
  6. Step 6: Final answer
    x = 5,446.20

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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.