Home / 2,997.28-4,494.96-1,265.56

Finding the Fourth Proportional to 2,997.28, 4,494.96 and 1,265.56

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Solution

The fourth proportional to 2,997.28, 4,494.96 and 1,265.56 is: 1,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.28 : 4,494.96 = 1,265.56 : x
  2. Step 2: Convert to fraction form
    2,997.28/4,494.96 = 1,265.56/x
  3. Step 3: Cross multiply
    2,997.28x = 4,494.96 × 1,265.56
  4. Step 4: Simplify right side
    2,997.28x = 5,688,641.58
  5. Step 5: Solve for x
    x = 5,688,641.58/2,997.28
  6. Step 6: Final answer
    x = 1,897.93

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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.