Home / 5,601.61-8,401.08-2,479.90

Finding the Fourth Proportional to 5,601.61, 8,401.08 and 2,479.90

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Solution

The fourth proportional to 5,601.61, 8,401.08 and 2,479.90 is: 3,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.61 : 8,401.08 = 2,479.90 : x
  2. Step 2: Convert to fraction form
    5,601.61/8,401.08 = 2,479.90/x
  3. Step 3: Cross multiply
    5,601.61x = 8,401.08 × 2,479.90
  4. Step 4: Simplify right side
    5,601.61x = 20,833,838.29
  5. Step 5: Solve for x
    x = 20,833,838.29/5,601.61
  6. Step 6: Final answer
    x = 3,719.26

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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.