Home / 5,542.47-7,651.14-3,418.38

Finding the Fourth Proportional to 5,542.47, 7,651.14 and 3,418.38

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Solution

The fourth proportional to 5,542.47, 7,651.14 and 3,418.38 is: 4,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.47 : 7,651.14 = 3,418.38 : x
  2. Step 2: Convert to fraction form
    5,542.47/7,651.14 = 3,418.38/x
  3. Step 3: Cross multiply
    5,542.47x = 7,651.14 × 3,418.38
  4. Step 4: Simplify right side
    5,542.47x = 26,154,503.95
  5. Step 5: Solve for x
    x = 26,154,503.95/5,542.47
  6. Step 6: Final answer
    x = 4,718.93

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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.