Home / 3,572.92-4,930.86-2,247.49

Finding the Fourth Proportional to 3,572.92, 4,930.86 and 2,247.49

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Solution

The fourth proportional to 3,572.92, 4,930.86 and 2,247.49 is: 3,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.92 : 4,930.86 = 2,247.49 : x
  2. Step 2: Convert to fraction form
    3,572.92/4,930.86 = 2,247.49/x
  3. Step 3: Cross multiply
    3,572.92x = 4,930.86 × 2,247.49
  4. Step 4: Simplify right side
    3,572.92x = 11,082,058.54
  5. Step 5: Solve for x
    x = 11,082,058.54/3,572.92
  6. Step 6: Final answer
    x = 3,101.68

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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.