Home / 8,951.90-13,419.62-4,794.76

Finding the Fourth Proportional to 8,951.90, 13,419.62 and 4,794.76

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Solution

The fourth proportional to 8,951.90, 13,419.62 and 4,794.76 is: 7,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.90 : 13,419.62 = 4,794.76 : x
  2. Step 2: Convert to fraction form
    8,951.90/13,419.62 = 4,794.76/x
  3. Step 3: Cross multiply
    8,951.90x = 13,419.62 × 4,794.76
  4. Step 4: Simplify right side
    8,951.90x = 64,343,766.12
  5. Step 5: Solve for x
    x = 64,343,766.12/8,951.90
  6. Step 6: Final answer
    x = 7,187.72

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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.