Home / 5,170.55-7,134.23-3,044.60

Finding the Fourth Proportional to 5,170.55, 7,134.23 and 3,044.60

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Solution

The fourth proportional to 5,170.55, 7,134.23 and 3,044.60 is: 4,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.55 : 7,134.23 = 3,044.60 : x
  2. Step 2: Convert to fraction form
    5,170.55/7,134.23 = 3,044.60/x
  3. Step 3: Cross multiply
    5,170.55x = 7,134.23 × 3,044.60
  4. Step 4: Simplify right side
    5,170.55x = 21,720,887.52
  5. Step 5: Solve for x
    x = 21,720,887.52/5,170.55
  6. Step 6: Final answer
    x = 4,200.89

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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.