Home / 3,142.62-4,332.87-2,304.54

Finding the Fourth Proportional to 3,142.62, 4,332.87 and 2,304.54

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Solution

The fourth proportional to 3,142.62, 4,332.87 and 2,304.54 is: 3,177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.62 : 4,332.87 = 2,304.54 : x
  2. Step 2: Convert to fraction form
    3,142.62/4,332.87 = 2,304.54/x
  3. Step 3: Cross multiply
    3,142.62x = 4,332.87 × 2,304.54
  4. Step 4: Simplify right side
    3,142.62x = 9,985,272.23
  5. Step 5: Solve for x
    x = 9,985,272.23/3,142.62
  6. Step 6: Final answer
    x = 3,177.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.