Home / 2,403.13-3,604.69-579.13

Finding the Fourth Proportional to 2,403.13, 3,604.69 and 579.13

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Solution

The fourth proportional to 2,403.13, 3,604.69 and 579.13 is: 868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.13 : 3,604.69 = 579.13 : x
  2. Step 2: Convert to fraction form
    2,403.13/3,604.69 = 579.13/x
  3. Step 3: Cross multiply
    2,403.13x = 3,604.69 × 579.13
  4. Step 4: Simplify right side
    2,403.13x = 2,087,584.12
  5. Step 5: Solve for x
    x = 2,087,584.12/2,403.13
  6. Step 6: Final answer
    x = 868.69

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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.