Home / 5,601.48-8,404.04-2,680

Finding the Fourth Proportional to 5,601.48, 8,404.04 and 2,680

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Solution

The fourth proportional to 5,601.48, 8,404.04 and 2,680 is: 4,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.48 : 8,404.04 = 2,680 : x
  2. Step 2: Convert to fraction form
    5,601.48/8,404.04 = 2,680/x
  3. Step 3: Cross multiply
    5,601.48x = 8,404.04 × 2,680
  4. Step 4: Simplify right side
    5,601.48x = 22,522,827.20
  5. Step 5: Solve for x
    x = 22,522,827.20/5,601.48
  6. Step 6: Final answer
    x = 4,020.87

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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.