Home / 2,242.15-3,094.40-1,357.97

Finding the Fourth Proportional to 2,242.15, 3,094.40 and 1,357.97

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Solution

The fourth proportional to 2,242.15, 3,094.40 and 1,357.97 is: 1,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.15 : 3,094.40 = 1,357.97 : x
  2. Step 2: Convert to fraction form
    2,242.15/3,094.40 = 1,357.97/x
  3. Step 3: Cross multiply
    2,242.15x = 3,094.40 × 1,357.97
  4. Step 4: Simplify right side
    2,242.15x = 4,202,090.29
  5. Step 5: Solve for x
    x = 4,202,090.29/2,242.15
  6. Step 6: Final answer
    x = 1,874.14

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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.