Home / 5,899.60-8,141.64-3,247.12

Finding the Fourth Proportional to 5,899.60, 8,141.64 and 3,247.12

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Solution

The fourth proportional to 5,899.60, 8,141.64 and 3,247.12 is: 4,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.60 : 8,141.64 = 3,247.12 : x
  2. Step 2: Convert to fraction form
    5,899.60/8,141.64 = 3,247.12/x
  3. Step 3: Cross multiply
    5,899.60x = 8,141.64 × 3,247.12
  4. Step 4: Simplify right side
    5,899.60x = 26,436,882.08
  5. Step 5: Solve for x
    x = 26,436,882.08/5,899.60
  6. Step 6: Final answer
    x = 4,481.13

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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.