Home / 3,948.92-5,922.35-1,174.87

Finding the Fourth Proportional to 3,948.92, 5,922.35 and 1,174.87

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Solution

The fourth proportional to 3,948.92, 5,922.35 and 1,174.87 is: 1,762.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.92 : 5,922.35 = 1,174.87 : x
  2. Step 2: Convert to fraction form
    3,948.92/5,922.35 = 1,174.87/x
  3. Step 3: Cross multiply
    3,948.92x = 5,922.35 × 1,174.87
  4. Step 4: Simplify right side
    3,948.92x = 6,957,979.48
  5. Step 5: Solve for x
    x = 6,957,979.48/3,948.92
  6. Step 6: Final answer
    x = 1,762.00

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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.