Home / 3,946.52-5,448.17-2,454.92

Finding the Fourth Proportional to 3,946.52, 5,448.17 and 2,454.92

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Solution

The fourth proportional to 3,946.52, 5,448.17 and 2,454.92 is: 3,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.52 : 5,448.17 = 2,454.92 : x
  2. Step 2: Convert to fraction form
    3,946.52/5,448.17 = 2,454.92/x
  3. Step 3: Cross multiply
    3,946.52x = 5,448.17 × 2,454.92
  4. Step 4: Simplify right side
    3,946.52x = 13,374,781.98
  5. Step 5: Solve for x
    x = 13,374,781.98/3,946.52
  6. Step 6: Final answer
    x = 3,389.01

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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.