Home / 4,225.60-6,331.44-2,577.20

Finding the Fourth Proportional to 4,225.60, 6,331.44 and 2,577.20

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Solution

The fourth proportional to 4,225.60, 6,331.44 and 2,577.20 is: 3,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.60 : 6,331.44 = 2,577.20 : x
  2. Step 2: Convert to fraction form
    4,225.60/6,331.44 = 2,577.20/x
  3. Step 3: Cross multiply
    4,225.60x = 6,331.44 × 2,577.20
  4. Step 4: Simplify right side
    4,225.60x = 16,317,387.17
  5. Step 5: Solve for x
    x = 16,317,387.17/4,225.60
  6. Step 6: Final answer
    x = 3,861.56

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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.