Home / 2,034.40-3,051.12-938.08

Finding the Fourth Proportional to 2,034.40, 3,051.12 and 938.08

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Solution

The fourth proportional to 2,034.40, 3,051.12 and 938.08 is: 1,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.40 : 3,051.12 = 938.08 : x
  2. Step 2: Convert to fraction form
    2,034.40/3,051.12 = 938.08/x
  3. Step 3: Cross multiply
    2,034.40x = 3,051.12 × 938.08
  4. Step 4: Simplify right side
    2,034.40x = 2,862,194.65
  5. Step 5: Solve for x
    x = 2,862,194.65/2,034.40
  6. Step 6: Final answer
    x = 1,406.90

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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.