Home / 1,833.28-2,529.92-1,169.92

Finding the Fourth Proportional to 1,833.28, 2,529.92 and 1,169.92

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Solution

The fourth proportional to 1,833.28, 2,529.92 and 1,169.92 is: 1,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.28 : 2,529.92 = 1,169.92 : x
  2. Step 2: Convert to fraction form
    1,833.28/2,529.92 = 1,169.92/x
  3. Step 3: Cross multiply
    1,833.28x = 2,529.92 × 1,169.92
  4. Step 4: Simplify right side
    1,833.28x = 2,959,804.01
  5. Step 5: Solve for x
    x = 2,959,804.01/1,833.28
  6. Step 6: Final answer
    x = 1,614.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.