Home / 5,589.42-8,385.48-3,949.16

Finding the Fourth Proportional to 5,589.42, 8,385.48 and 3,949.16

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Solution

The fourth proportional to 5,589.42, 8,385.48 and 3,949.16 is: 5,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.42 : 8,385.48 = 3,949.16 : x
  2. Step 2: Convert to fraction form
    5,589.42/8,385.48 = 3,949.16/x
  3. Step 3: Cross multiply
    5,589.42x = 8,385.48 × 3,949.16
  4. Step 4: Simplify right side
    5,589.42x = 33,115,602.20
  5. Step 5: Solve for x
    x = 33,115,602.20/5,589.42
  6. Step 6: Final answer
    x = 5,924.69

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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.