Home / 5,913.77-8,869.85-3,449.75

Finding the Fourth Proportional to 5,913.77, 8,869.85 and 3,449.75

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Solution

The fourth proportional to 5,913.77, 8,869.85 and 3,449.75 is: 5,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.77 : 8,869.85 = 3,449.75 : x
  2. Step 2: Convert to fraction form
    5,913.77/8,869.85 = 3,449.75/x
  3. Step 3: Cross multiply
    5,913.77x = 8,869.85 × 3,449.75
  4. Step 4: Simplify right side
    5,913.77x = 30,598,747.79
  5. Step 5: Solve for x
    x = 30,598,747.79/5,913.77
  6. Step 6: Final answer
    x = 5,174.15

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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.