Home / 5,920.20-8,877.33-3,459.87

Finding the Fourth Proportional to 5,920.20, 8,877.33 and 3,459.87

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Solution

The fourth proportional to 5,920.20, 8,877.33 and 3,459.87 is: 5,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.20 : 8,877.33 = 3,459.87 : x
  2. Step 2: Convert to fraction form
    5,920.20/8,877.33 = 3,459.87/x
  3. Step 3: Cross multiply
    5,920.20x = 8,877.33 × 3,459.87
  4. Step 4: Simplify right side
    5,920.20x = 30,714,407.75
  5. Step 5: Solve for x
    x = 30,714,407.75/5,920.20
  6. Step 6: Final answer
    x = 5,188.07

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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.