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Finding the Fourth Proportional to 3,572.54, 5,348.18 and 3,197.10

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Solution

The fourth proportional to 3,572.54, 5,348.18 and 3,197.10 is: 4,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.54 : 5,348.18 = 3,197.10 : x
  2. Step 2: Convert to fraction form
    3,572.54/5,348.18 = 3,197.10/x
  3. Step 3: Cross multiply
    3,572.54x = 5,348.18 × 3,197.10
  4. Step 4: Simplify right side
    3,572.54x = 17,098,676.34
  5. Step 5: Solve for x
    x = 17,098,676.34/3,572.54
  6. Step 6: Final answer
    x = 4,786.14

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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.