Home / 5,310.04-7,326.66-3,213.72

Finding the Fourth Proportional to 5,310.04, 7,326.66 and 3,213.72

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Solution

The fourth proportional to 5,310.04, 7,326.66 and 3,213.72 is: 4,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.04 : 7,326.66 = 3,213.72 : x
  2. Step 2: Convert to fraction form
    5,310.04/7,326.66 = 3,213.72/x
  3. Step 3: Cross multiply
    5,310.04x = 7,326.66 × 3,213.72
  4. Step 4: Simplify right side
    5,310.04x = 23,545,833.78
  5. Step 5: Solve for x
    x = 23,545,833.78/5,310.04
  6. Step 6: Final answer
    x = 4,434.21

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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.