Home / 3,875.92-5,348.60-2,197.24

Finding the Fourth Proportional to 3,875.92, 5,348.60 and 2,197.24

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Solution

The fourth proportional to 3,875.92, 5,348.60 and 2,197.24 is: 3,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.92 : 5,348.60 = 2,197.24 : x
  2. Step 2: Convert to fraction form
    3,875.92/5,348.60 = 2,197.24/x
  3. Step 3: Cross multiply
    3,875.92x = 5,348.60 × 2,197.24
  4. Step 4: Simplify right side
    3,875.92x = 11,752,157.86
  5. Step 5: Solve for x
    x = 11,752,157.86/3,875.92
  6. Step 6: Final answer
    x = 3,032.10

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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.