Home / 11,551.32-17,310.24-6,281.87

Finding the Fourth Proportional to 11,551.32, 17,310.24 and 6,281.87

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Solution

The fourth proportional to 11,551.32, 17,310.24 and 6,281.87 is: 9,413.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.32 : 17,310.24 = 6,281.87 : x
  2. Step 2: Convert to fraction form
    11,551.32/17,310.24 = 6,281.87/x
  3. Step 3: Cross multiply
    11,551.32x = 17,310.24 × 6,281.87
  4. Step 4: Simplify right side
    11,551.32x = 108,740,590.80
  5. Step 5: Solve for x
    x = 108,740,590.80/11,551.32
  6. Step 6: Final answer
    x = 9,413.69

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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.