Home / 5,170.03-7,137.12-3,182.29

Finding the Fourth Proportional to 5,170.03, 7,137.12 and 3,182.29

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Solution

The fourth proportional to 5,170.03, 7,137.12 and 3,182.29 is: 4,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.03 : 7,137.12 = 3,182.29 : x
  2. Step 2: Convert to fraction form
    5,170.03/7,137.12 = 3,182.29/x
  3. Step 3: Cross multiply
    5,170.03x = 7,137.12 × 3,182.29
  4. Step 4: Simplify right side
    5,170.03x = 22,712,385.60
  5. Step 5: Solve for x
    x = 22,712,385.60/5,170.03
  6. Step 6: Final answer
    x = 4,393.09

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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.