Home / 2,393.26-3,302.96-1,398.87

Finding the Fourth Proportional to 2,393.26, 3,302.96 and 1,398.87

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Solution

The fourth proportional to 2,393.26, 3,302.96 and 1,398.87 is: 1,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.26 : 3,302.96 = 1,398.87 : x
  2. Step 2: Convert to fraction form
    2,393.26/3,302.96 = 1,398.87/x
  3. Step 3: Cross multiply
    2,393.26x = 3,302.96 × 1,398.87
  4. Step 4: Simplify right side
    2,393.26x = 4,620,404.66
  5. Step 5: Solve for x
    x = 4,620,404.66/2,393.26
  6. Step 6: Final answer
    x = 1,930.59

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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.