Home / 5,589.16-7,712.18-3,230.85

Finding the Fourth Proportional to 5,589.16, 7,712.18 and 3,230.85

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Solution

The fourth proportional to 5,589.16, 7,712.18 and 3,230.85 is: 4,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.16 : 7,712.18 = 3,230.85 : x
  2. Step 2: Convert to fraction form
    5,589.16/7,712.18 = 3,230.85/x
  3. Step 3: Cross multiply
    5,589.16x = 7,712.18 × 3,230.85
  4. Step 4: Simplify right side
    5,589.16x = 24,916,896.75
  5. Step 5: Solve for x
    x = 24,916,896.75/5,589.16
  6. Step 6: Final answer
    x = 4,458.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.