Home / 2,677.14-4,015.02-827.76

Finding the Fourth Proportional to 2,677.14, 4,015.02 and 827.76

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Solution

The fourth proportional to 2,677.14, 4,015.02 and 827.76 is: 1,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.14 : 4,015.02 = 827.76 : x
  2. Step 2: Convert to fraction form
    2,677.14/4,015.02 = 827.76/x
  3. Step 3: Cross multiply
    2,677.14x = 4,015.02 × 827.76
  4. Step 4: Simplify right side
    2,677.14x = 3,323,472.96
  5. Step 5: Solve for x
    x = 3,323,472.96/2,677.14
  6. Step 6: Final answer
    x = 1,241.43

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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.