Home / 5,719.29-7,892.66-3,329.85

Finding the Fourth Proportional to 5,719.29, 7,892.66 and 3,329.85

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Solution

The fourth proportional to 5,719.29, 7,892.66 and 3,329.85 is: 4,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.29 : 7,892.66 = 3,329.85 : x
  2. Step 2: Convert to fraction form
    5,719.29/7,892.66 = 3,329.85/x
  3. Step 3: Cross multiply
    5,719.29x = 7,892.66 × 3,329.85
  4. Step 4: Simplify right side
    5,719.29x = 26,281,373.90
  5. Step 5: Solve for x
    x = 26,281,373.90/5,719.29
  6. Step 6: Final answer
    x = 4,595.22

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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.