Home / 3,489.45-5,232.96-1,023.60

Finding the Fourth Proportional to 3,489.45, 5,232.96 and 1,023.60

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Solution

The fourth proportional to 3,489.45, 5,232.96 and 1,023.60 is: 1,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.45 : 5,232.96 = 1,023.60 : x
  2. Step 2: Convert to fraction form
    3,489.45/5,232.96 = 1,023.60/x
  3. Step 3: Cross multiply
    3,489.45x = 5,232.96 × 1,023.60
  4. Step 4: Simplify right side
    3,489.45x = 5,356,457.86
  5. Step 5: Solve for x
    x = 5,356,457.86/3,489.45
  6. Step 6: Final answer
    x = 1,535.04

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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.