Home / 4,452.30-6,678.37-1,332.31

Finding the Fourth Proportional to 4,452.30, 6,678.37 and 1,332.31

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Solution

The fourth proportional to 4,452.30, 6,678.37 and 1,332.31 is: 1,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.30 : 6,678.37 = 1,332.31 : x
  2. Step 2: Convert to fraction form
    4,452.30/6,678.37 = 1,332.31/x
  3. Step 3: Cross multiply
    4,452.30x = 6,678.37 × 1,332.31
  4. Step 4: Simplify right side
    4,452.30x = 8,897,659.13
  5. Step 5: Solve for x
    x = 8,897,659.13/4,452.30
  6. Step 6: Final answer
    x = 1,998.44

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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.