Home / 8,474.44-12,706.40-3,538.04

Finding the Fourth Proportional to 8,474.44, 12,706.40 and 3,538.04

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Solution

The fourth proportional to 8,474.44, 12,706.40 and 3,538.04 is: 5,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.44 : 12,706.40 = 3,538.04 : x
  2. Step 2: Convert to fraction form
    8,474.44/12,706.40 = 3,538.04/x
  3. Step 3: Cross multiply
    8,474.44x = 12,706.40 × 3,538.04
  4. Step 4: Simplify right side
    8,474.44x = 44,955,751.46
  5. Step 5: Solve for x
    x = 44,955,751.46/8,474.44
  6. Step 6: Final answer
    x = 5,304.86

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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.