Home / 5,499.05-8,251.31-4,389.61

Finding the Fourth Proportional to 5,499.05, 8,251.31 and 4,389.61

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Solution

The fourth proportional to 5,499.05, 8,251.31 and 4,389.61 is: 6,586.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.05 : 8,251.31 = 4,389.61 : x
  2. Step 2: Convert to fraction form
    5,499.05/8,251.31 = 4,389.61/x
  3. Step 3: Cross multiply
    5,499.05x = 8,251.31 × 4,389.61
  4. Step 4: Simplify right side
    5,499.05x = 36,220,023.23
  5. Step 5: Solve for x
    x = 36,220,023.23/5,499.05
  6. Step 6: Final answer
    x = 6,586.59

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1.5x scale

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.