Home / 2,531.67-3,779.39-2,514.21

Finding the Fourth Proportional to 2,531.67, 3,779.39 and 2,514.21

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Solution

The fourth proportional to 2,531.67, 3,779.39 and 2,514.21 is: 3,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.67 : 3,779.39 = 2,514.21 : x
  2. Step 2: Convert to fraction form
    2,531.67/3,779.39 = 2,514.21/x
  3. Step 3: Cross multiply
    2,531.67x = 3,779.39 × 2,514.21
  4. Step 4: Simplify right side
    2,531.67x = 9,502,167.56
  5. Step 5: Solve for x
    x = 9,502,167.56/2,531.67
  6. Step 6: Final answer
    x = 3,753.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.