Home / 5,432.08-7,502.43-3,660.61

Finding the Fourth Proportional to 5,432.08, 7,502.43 and 3,660.61

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Solution

The fourth proportional to 5,432.08, 7,502.43 and 3,660.61 is: 5,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.08 : 7,502.43 = 3,660.61 : x
  2. Step 2: Convert to fraction form
    5,432.08/7,502.43 = 3,660.61/x
  3. Step 3: Cross multiply
    5,432.08x = 7,502.43 × 3,660.61
  4. Step 4: Simplify right side
    5,432.08x = 27,463,432.77
  5. Step 5: Solve for x
    x = 27,463,432.77/5,432.08
  6. Step 6: Final answer
    x = 5,055.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.