Home / 8,089.77-11,165.37-4,732.38

Finding the Fourth Proportional to 8,089.77, 11,165.37 and 4,732.38

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Solution

The fourth proportional to 8,089.77, 11,165.37 and 4,732.38 is: 6,531.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.77 : 11,165.37 = 4,732.38 : x
  2. Step 2: Convert to fraction form
    8,089.77/11,165.37 = 4,732.38/x
  3. Step 3: Cross multiply
    8,089.77x = 11,165.37 × 4,732.38
  4. Step 4: Simplify right side
    8,089.77x = 52,838,773.68
  5. Step 5: Solve for x
    x = 52,838,773.68/8,089.77
  6. Step 6: Final answer
    x = 6,531.55

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1.5x scale

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.