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Finding the Fourth Proportional to 3,062.96, 4,594.80 and 1,332.80

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Solution

The fourth proportional to 3,062.96, 4,594.80 and 1,332.80 is: 1,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.96 : 4,594.80 = 1,332.80 : x
  2. Step 2: Convert to fraction form
    3,062.96/4,594.80 = 1,332.80/x
  3. Step 3: Cross multiply
    3,062.96x = 4,594.80 × 1,332.80
  4. Step 4: Simplify right side
    3,062.96x = 6,123,949.44
  5. Step 5: Solve for x
    x = 6,123,949.44/3,062.96
  6. Step 6: Final answer
    x = 1,999.36

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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.