Home / 9,132.54-13,690.32-3,285.96

Finding the Fourth Proportional to 9,132.54, 13,690.32 and 3,285.96

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Solution

The fourth proportional to 9,132.54, 13,690.32 and 3,285.96 is: 4,925.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.54 : 13,690.32 = 3,285.96 : x
  2. Step 2: Convert to fraction form
    9,132.54/13,690.32 = 3,285.96/x
  3. Step 3: Cross multiply
    9,132.54x = 13,690.32 × 3,285.96
  4. Step 4: Simplify right side
    9,132.54x = 44,985,843.91
  5. Step 5: Solve for x
    x = 44,985,843.91/9,132.54
  6. Step 6: Final answer
    x = 4,925.89

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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.