Home / 3,572.24-5,344.92-2,478.72

Finding the Fourth Proportional to 3,572.24, 5,344.92 and 2,478.72

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Solution

The fourth proportional to 3,572.24, 5,344.92 and 2,478.72 is: 3,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.24 : 5,344.92 = 2,478.72 : x
  2. Step 2: Convert to fraction form
    3,572.24/5,344.92 = 2,478.72/x
  3. Step 3: Cross multiply
    3,572.24x = 5,344.92 × 2,478.72
  4. Step 4: Simplify right side
    3,572.24x = 13,248,560.10
  5. Step 5: Solve for x
    x = 13,248,560.10/3,572.24
  6. Step 6: Final answer
    x = 3,708.75

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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.