Home / 5,329.16-7,354.13-3,091.23

Finding the Fourth Proportional to 5,329.16, 7,354.13 and 3,091.23

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Solution

The fourth proportional to 5,329.16, 7,354.13 and 3,091.23 is: 4,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.16 : 7,354.13 = 3,091.23 : x
  2. Step 2: Convert to fraction form
    5,329.16/7,354.13 = 3,091.23/x
  3. Step 3: Cross multiply
    5,329.16x = 7,354.13 × 3,091.23
  4. Step 4: Simplify right side
    5,329.16x = 22,733,291.82
  5. Step 5: Solve for x
    x = 22,733,291.82/5,329.16
  6. Step 6: Final answer
    x = 4,265.83

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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.