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Finding the Fourth Proportional to 2,672.97, 4,006.77 and 1,503.54

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Solution

The fourth proportional to 2,672.97, 4,006.77 and 1,503.54 is: 2,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.97 : 4,006.77 = 1,503.54 : x
  2. Step 2: Convert to fraction form
    2,672.97/4,006.77 = 1,503.54/x
  3. Step 3: Cross multiply
    2,672.97x = 4,006.77 × 1,503.54
  4. Step 4: Simplify right side
    2,672.97x = 6,024,338.97
  5. Step 5: Solve for x
    x = 6,024,338.97/2,672.97
  6. Step 6: Final answer
    x = 2,253.80

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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.