Home / 5,899.56-8,142.08-3,247.20

Finding the Fourth Proportional to 5,899.56, 8,142.08 and 3,247.20

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Solution

The fourth proportional to 5,899.56, 8,142.08 and 3,247.20 is: 4,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.56 : 8,142.08 = 3,247.20 : x
  2. Step 2: Convert to fraction form
    5,899.56/8,142.08 = 3,247.20/x
  3. Step 3: Cross multiply
    5,899.56x = 8,142.08 × 3,247.20
  4. Step 4: Simplify right side
    5,899.56x = 26,438,962.18
  5. Step 5: Solve for x
    x = 26,438,962.18/5,899.56
  6. Step 6: Final answer
    x = 4,481.51

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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.