Home / 3,575.97-4,930.28-2,314.80

Finding the Fourth Proportional to 3,575.97, 4,930.28 and 2,314.80

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Solution

The fourth proportional to 3,575.97, 4,930.28 and 2,314.80 is: 3,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.97 : 4,930.28 = 2,314.80 : x
  2. Step 2: Convert to fraction form
    3,575.97/4,930.28 = 2,314.80/x
  3. Step 3: Cross multiply
    3,575.97x = 4,930.28 × 2,314.80
  4. Step 4: Simplify right side
    3,575.97x = 11,412,600.57
  5. Step 5: Solve for x
    x = 11,412,600.57/3,575.97
  6. Step 6: Final answer
    x = 3,191.47

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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.