Home / 1,838.65-2,758.92-1,016.77

Finding the Fourth Proportional to 1,838.65, 2,758.92 and 1,016.77

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Solution

The fourth proportional to 1,838.65, 2,758.92 and 1,016.77 is: 1,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.65 : 2,758.92 = 1,016.77 : x
  2. Step 2: Convert to fraction form
    1,838.65/2,758.92 = 1,016.77/x
  3. Step 3: Cross multiply
    1,838.65x = 2,758.92 × 1,016.77
  4. Step 4: Simplify right side
    1,838.65x = 2,805,187.09
  5. Step 5: Solve for x
    x = 2,805,187.09/1,838.65
  6. Step 6: Final answer
    x = 1,525.68

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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.