Home / 3,572.74-4,932.57-2,829.70

Finding the Fourth Proportional to 3,572.74, 4,932.57 and 2,829.70

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Solution

The fourth proportional to 3,572.74, 4,932.57 and 2,829.70 is: 3,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.74 : 4,932.57 = 2,829.70 : x
  2. Step 2: Convert to fraction form
    3,572.74/4,932.57 = 2,829.70/x
  3. Step 3: Cross multiply
    3,572.74x = 4,932.57 × 2,829.70
  4. Step 4: Simplify right side
    3,572.74x = 13,957,693.33
  5. Step 5: Solve for x
    x = 13,957,693.33/3,572.74
  6. Step 6: Final answer
    x = 3,906.72

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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.