Home / 6,123.60-9,179.24-2,422.10

Finding the Fourth Proportional to 6,123.60, 9,179.24 and 2,422.10

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Solution

The fourth proportional to 6,123.60, 9,179.24 and 2,422.10 is: 3,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.60 : 9,179.24 = 2,422.10 : x
  2. Step 2: Convert to fraction form
    6,123.60/9,179.24 = 2,422.10/x
  3. Step 3: Cross multiply
    6,123.60x = 9,179.24 × 2,422.10
  4. Step 4: Simplify right side
    6,123.60x = 22,232,979.20
  5. Step 5: Solve for x
    x = 22,232,979.20/6,123.60
  6. Step 6: Final answer
    x = 3,630.70

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1.5x scale

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.