Home / 4,472.20-6,708.98-1,549.72

Finding the Fourth Proportional to 4,472.20, 6,708.98 and 1,549.72

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Solution

The fourth proportional to 4,472.20, 6,708.98 and 1,549.72 is: 2,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.20 : 6,708.98 = 1,549.72 : x
  2. Step 2: Convert to fraction form
    4,472.20/6,708.98 = 1,549.72/x
  3. Step 3: Cross multiply
    4,472.20x = 6,708.98 × 1,549.72
  4. Step 4: Simplify right side
    4,472.20x = 10,397,040.49
  5. Step 5: Solve for x
    x = 10,397,040.49/4,472.20
  6. Step 6: Final answer
    x = 2,324.82

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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.