Home / 5,474.29-8,211.35-3,714.92

Finding the Fourth Proportional to 5,474.29, 8,211.35 and 3,714.92

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Solution

The fourth proportional to 5,474.29, 8,211.35 and 3,714.92 is: 5,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.29 : 8,211.35 = 3,714.92 : x
  2. Step 2: Convert to fraction form
    5,474.29/8,211.35 = 3,714.92/x
  3. Step 3: Cross multiply
    5,474.29x = 8,211.35 × 3,714.92
  4. Step 4: Simplify right side
    5,474.29x = 30,504,538.16
  5. Step 5: Solve for x
    x = 30,504,538.16/5,474.29
  6. Step 6: Final answer
    x = 5,572.33

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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.