Home / 2,528.30-3,793.20-1,296.57

Finding the Fourth Proportional to 2,528.30, 3,793.20 and 1,296.57

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Solution

The fourth proportional to 2,528.30, 3,793.20 and 1,296.57 is: 1,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.30 : 3,793.20 = 1,296.57 : x
  2. Step 2: Convert to fraction form
    2,528.30/3,793.20 = 1,296.57/x
  3. Step 3: Cross multiply
    2,528.30x = 3,793.20 × 1,296.57
  4. Step 4: Simplify right side
    2,528.30x = 4,918,158.69
  5. Step 5: Solve for x
    x = 4,918,158.69/2,528.30
  6. Step 6: Final answer
    x = 1,945.24

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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.