Home / 5,308.29-7,326.18-3,821.13

Finding the Fourth Proportional to 5,308.29, 7,326.18 and 3,821.13

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Solution

The fourth proportional to 5,308.29, 7,326.18 and 3,821.13 is: 5,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.29 : 7,326.18 = 3,821.13 : x
  2. Step 2: Convert to fraction form
    5,308.29/7,326.18 = 3,821.13/x
  3. Step 3: Cross multiply
    5,308.29x = 7,326.18 × 3,821.13
  4. Step 4: Simplify right side
    5,308.29x = 27,994,286.18
  5. Step 5: Solve for x
    x = 27,994,286.18/5,308.29
  6. Step 6: Final answer
    x = 5,273.69

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1.5x scale

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.