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Finding the Fourth Proportional to 3,346.02, 4,615.02 and 2,149.92

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Solution

The fourth proportional to 3,346.02, 4,615.02 and 2,149.92 is: 2,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.02 : 4,615.02 = 2,149.92 : x
  2. Step 2: Convert to fraction form
    3,346.02/4,615.02 = 2,149.92/x
  3. Step 3: Cross multiply
    3,346.02x = 4,615.02 × 2,149.92
  4. Step 4: Simplify right side
    3,346.02x = 9,921,923.80
  5. Step 5: Solve for x
    x = 9,921,923.80/3,346.02
  6. Step 6: Final answer
    x = 2,965.29

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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.