Home / 5,489.66-8,232.45-3,406.58

Finding the Fourth Proportional to 5,489.66, 8,232.45 and 3,406.58

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Solution

The fourth proportional to 5,489.66, 8,232.45 and 3,406.58 is: 5,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.66 : 8,232.45 = 3,406.58 : x
  2. Step 2: Convert to fraction form
    5,489.66/8,232.45 = 3,406.58/x
  3. Step 3: Cross multiply
    5,489.66x = 8,232.45 × 3,406.58
  4. Step 4: Simplify right side
    5,489.66x = 28,044,499.52
  5. Step 5: Solve for x
    x = 28,044,499.52/5,489.66
  6. Step 6: Final answer
    x = 5,108.60

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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.