Home / 3,421.97-5,127.45-3,093.92

Finding the Fourth Proportional to 3,421.97, 5,127.45 and 3,093.92

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Solution

The fourth proportional to 3,421.97, 5,127.45 and 3,093.92 is: 4,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.97 : 5,127.45 = 3,093.92 : x
  2. Step 2: Convert to fraction form
    3,421.97/5,127.45 = 3,093.92/x
  3. Step 3: Cross multiply
    3,421.97x = 5,127.45 × 3,093.92
  4. Step 4: Simplify right side
    3,421.97x = 15,863,894.47
  5. Step 5: Solve for x
    x = 15,863,894.47/3,421.97
  6. Step 6: Final answer
    x = 4,635.90

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1.5x scale

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.