Home / 7,134.20-9,844.05-4,479.73

Finding the Fourth Proportional to 7,134.20, 9,844.05 and 4,479.73

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Solution

The fourth proportional to 7,134.20, 9,844.05 and 4,479.73 is: 6,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.20 : 9,844.05 = 4,479.73 : x
  2. Step 2: Convert to fraction form
    7,134.20/9,844.05 = 4,479.73/x
  3. Step 3: Cross multiply
    7,134.20x = 9,844.05 × 4,479.73
  4. Step 4: Simplify right side
    7,134.20x = 44,098,680.78
  5. Step 5: Solve for x
    x = 44,098,680.78/7,134.20
  6. Step 6: Final answer
    x = 6,181.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.