Home / 4,394.40-6,579-3,358.80

Finding the Fourth Proportional to 4,394.40, 6,579 and 3,358.80

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Solution

The fourth proportional to 4,394.40, 6,579 and 3,358.80 is: 5,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.40 : 6,579 = 3,358.80 : x
  2. Step 2: Convert to fraction form
    4,394.40/6,579 = 3,358.80/x
  3. Step 3: Cross multiply
    4,394.40x = 6,579 × 3,358.80
  4. Step 4: Simplify right side
    4,394.40x = 22,097,545.20
  5. Step 5: Solve for x
    x = 22,097,545.20/4,394.40
  6. Step 6: Final answer
    x = 5,028.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.