Home / 8,233.60-12,350.46-2,390.20

Finding the Fourth Proportional to 8,233.60, 12,350.46 and 2,390.20

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Solution

The fourth proportional to 8,233.60, 12,350.46 and 2,390.20 is: 3,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.60 : 12,350.46 = 2,390.20 : x
  2. Step 2: Convert to fraction form
    8,233.60/12,350.46 = 2,390.20/x
  3. Step 3: Cross multiply
    8,233.60x = 12,350.46 × 2,390.20
  4. Step 4: Simplify right side
    8,233.60x = 29,520,069.49
  5. Step 5: Solve for x
    x = 29,520,069.49/8,233.60
  6. Step 6: Final answer
    x = 3,585.32

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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.