Home / 5,422.17-7,480.44-3,654.93

Finding the Fourth Proportional to 5,422.17, 7,480.44 and 3,654.93

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Solution

The fourth proportional to 5,422.17, 7,480.44 and 3,654.93 is: 5,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.17 : 7,480.44 = 3,654.93 : x
  2. Step 2: Convert to fraction form
    5,422.17/7,480.44 = 3,654.93/x
  3. Step 3: Cross multiply
    5,422.17x = 7,480.44 × 3,654.93
  4. Step 4: Simplify right side
    5,422.17x = 27,340,484.57
  5. Step 5: Solve for x
    x = 27,340,484.57/5,422.17
  6. Step 6: Final answer
    x = 5,042.35

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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.