Home / 3,149.47-4,724.00-1,174.71

Finding the Fourth Proportional to 3,149.47, 4,724.00 and 1,174.71

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Solution

The fourth proportional to 3,149.47, 4,724.00 and 1,174.71 is: 1,761.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.47 : 4,724.00 = 1,174.71 : x
  2. Step 2: Convert to fraction form
    3,149.47/4,724.00 = 1,174.71/x
  3. Step 3: Cross multiply
    3,149.47x = 4,724.00 × 1,174.71
  4. Step 4: Simplify right side
    3,149.47x = 5,549,326.32
  5. Step 5: Solve for x
    x = 5,549,326.32/3,149.47
  6. Step 6: Final answer
    x = 1,761.99

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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.