Home / 3,523.65-4,862.61-2,107.95

Finding the Fourth Proportional to 3,523.65, 4,862.61 and 2,107.95

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Solution

The fourth proportional to 3,523.65, 4,862.61 and 2,107.95 is: 2,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.65 : 4,862.61 = 2,107.95 : x
  2. Step 2: Convert to fraction form
    3,523.65/4,862.61 = 2,107.95/x
  3. Step 3: Cross multiply
    3,523.65x = 4,862.61 × 2,107.95
  4. Step 4: Simplify right side
    3,523.65x = 10,250,138.75
  5. Step 5: Solve for x
    x = 10,250,138.75/3,523.65
  6. Step 6: Final answer
    x = 2,908.95

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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.