Home / 7,587.88-11,373.99-2,906.61

Finding the Fourth Proportional to 7,587.88, 11,373.99 and 2,906.61

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Solution

The fourth proportional to 7,587.88, 11,373.99 and 2,906.61 is: 4,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.88 : 11,373.99 = 2,906.61 : x
  2. Step 2: Convert to fraction form
    7,587.88/11,373.99 = 2,906.61/x
  3. Step 3: Cross multiply
    7,587.88x = 11,373.99 × 2,906.61
  4. Step 4: Simplify right side
    7,587.88x = 33,059,753.07
  5. Step 5: Solve for x
    x = 33,059,753.07/7,587.88
  6. Step 6: Final answer
    x = 4,356.92

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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.