Home / 9,188.83-13,785.56-2,949.40

Finding the Fourth Proportional to 9,188.83, 13,785.56 and 2,949.40

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Solution

The fourth proportional to 9,188.83, 13,785.56 and 2,949.40 is: 4,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.83 : 13,785.56 = 2,949.40 : x
  2. Step 2: Convert to fraction form
    9,188.83/13,785.56 = 2,949.40/x
  3. Step 3: Cross multiply
    9,188.83x = 13,785.56 × 2,949.40
  4. Step 4: Simplify right side
    9,188.83x = 40,659,115.92
  5. Step 5: Solve for x
    x = 40,659,115.92/9,188.83
  6. Step 6: Final answer
    x = 4,424.84

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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.