Home / 2,036.90-3,055.10-1,382.97

Finding the Fourth Proportional to 2,036.90, 3,055.10 and 1,382.97

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Solution

The fourth proportional to 2,036.90, 3,055.10 and 1,382.97 is: 2,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.90 : 3,055.10 = 1,382.97 : x
  2. Step 2: Convert to fraction form
    2,036.90/3,055.10 = 1,382.97/x
  3. Step 3: Cross multiply
    2,036.90x = 3,055.10 × 1,382.97
  4. Step 4: Simplify right side
    2,036.90x = 4,225,123.97
  5. Step 5: Solve for x
    x = 4,225,123.97/2,036.90
  6. Step 6: Final answer
    x = 2,074.29

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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.