Home / 1,676.14-2,514.30-702.28

Finding the Fourth Proportional to 1,676.14, 2,514.30 and 702.28

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Solution

The fourth proportional to 1,676.14, 2,514.30 and 702.28 is: 1,053.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676.14 : 2,514.30 = 702.28 : x
  2. Step 2: Convert to fraction form
    1,676.14/2,514.30 = 702.28/x
  3. Step 3: Cross multiply
    1,676.14x = 2,514.30 × 702.28
  4. Step 4: Simplify right side
    1,676.14x = 1,765,742.60
  5. Step 5: Solve for x
    x = 1,765,742.60/1,676.14
  6. Step 6: Final answer
    x = 1,053.46

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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.