Home / 5,329.13-7,354.26-2,971.49

Finding the Fourth Proportional to 5,329.13, 7,354.26 and 2,971.49

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Solution

The fourth proportional to 5,329.13, 7,354.26 and 2,971.49 is: 4,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.13 : 7,354.26 = 2,971.49 : x
  2. Step 2: Convert to fraction form
    5,329.13/7,354.26 = 2,971.49/x
  3. Step 3: Cross multiply
    5,329.13x = 7,354.26 × 2,971.49
  4. Step 4: Simplify right side
    5,329.13x = 21,853,073.28
  5. Step 5: Solve for x
    x = 21,853,073.28/5,329.13
  6. Step 6: Final answer
    x = 4,100.69

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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.