Home / 1,134.28-1,701.96-1,077.94

Finding the Fourth Proportional to 1,134.28, 1,701.96 and 1,077.94

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Solution

The fourth proportional to 1,134.28, 1,701.96 and 1,077.94 is: 1,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.28 : 1,701.96 = 1,077.94 : x
  2. Step 2: Convert to fraction form
    1,134.28/1,701.96 = 1,077.94/x
  3. Step 3: Cross multiply
    1,134.28x = 1,701.96 × 1,077.94
  4. Step 4: Simplify right side
    1,134.28x = 1,834,610.76
  5. Step 5: Solve for x
    x = 1,834,610.76/1,134.28
  6. Step 6: Final answer
    x = 1,617.42

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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.