Home / 5,380.47-7,425.62-3,257.16

Finding the Fourth Proportional to 5,380.47, 7,425.62 and 3,257.16

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Solution

The fourth proportional to 5,380.47, 7,425.62 and 3,257.16 is: 4,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.47 : 7,425.62 = 3,257.16 : x
  2. Step 2: Convert to fraction form
    5,380.47/7,425.62 = 3,257.16/x
  3. Step 3: Cross multiply
    5,380.47x = 7,425.62 × 3,257.16
  4. Step 4: Simplify right side
    5,380.47x = 24,186,432.44
  5. Step 5: Solve for x
    x = 24,186,432.44/5,380.47
  6. Step 6: Final answer
    x = 4,495.23

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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.