Home / 9,287.48-13,928.46-2,711.90

Finding the Fourth Proportional to 9,287.48, 13,928.46 and 2,711.90

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Solution

The fourth proportional to 9,287.48, 13,928.46 and 2,711.90 is: 4,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.48 : 13,928.46 = 2,711.90 : x
  2. Step 2: Convert to fraction form
    9,287.48/13,928.46 = 2,711.90/x
  3. Step 3: Cross multiply
    9,287.48x = 13,928.46 × 2,711.90
  4. Step 4: Simplify right side
    9,287.48x = 37,772,590.67
  5. Step 5: Solve for x
    x = 37,772,590.67/9,287.48
  6. Step 6: Final answer
    x = 4,067.04

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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.