Home / 5,332.61-7,358.49-2,974.90

Finding the Fourth Proportional to 5,332.61, 7,358.49 and 2,974.90

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Solution

The fourth proportional to 5,332.61, 7,358.49 and 2,974.90 is: 4,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.61 : 7,358.49 = 2,974.90 : x
  2. Step 2: Convert to fraction form
    5,332.61/7,358.49 = 2,974.90/x
  3. Step 3: Cross multiply
    5,332.61x = 7,358.49 × 2,974.90
  4. Step 4: Simplify right side
    5,332.61x = 21,890,753.50
  5. Step 5: Solve for x
    x = 21,890,753.50/5,332.61
  6. Step 6: Final answer
    x = 4,105.08

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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.