Home / 3,294.61-4,544.00-2,115.79

Finding the Fourth Proportional to 3,294.61, 4,544.00 and 2,115.79

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Solution

The fourth proportional to 3,294.61, 4,544.00 and 2,115.79 is: 2,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.61 : 4,544.00 = 2,115.79 : x
  2. Step 2: Convert to fraction form
    3,294.61/4,544.00 = 2,115.79/x
  3. Step 3: Cross multiply
    3,294.61x = 4,544.00 × 2,115.79
  4. Step 4: Simplify right side
    3,294.61x = 9,614,135.76
  5. Step 5: Solve for x
    x = 9,614,135.76/3,294.61
  6. Step 6: Final answer
    x = 2,918.14

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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.