Home / 7,458.60-11,189.12-2,528.52

Finding the Fourth Proportional to 7,458.60, 11,189.12 and 2,528.52

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Solution

The fourth proportional to 7,458.60, 11,189.12 and 2,528.52 is: 3,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.60 : 11,189.12 = 2,528.52 : x
  2. Step 2: Convert to fraction form
    7,458.60/11,189.12 = 2,528.52/x
  3. Step 3: Cross multiply
    7,458.60x = 11,189.12 × 2,528.52
  4. Step 4: Simplify right side
    7,458.60x = 28,291,913.70
  5. Step 5: Solve for x
    x = 28,291,913.70/7,458.60
  6. Step 6: Final answer
    x = 3,793.19

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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.