Home / 2,049.13-2,824.97-1,384.93

Finding the Fourth Proportional to 2,049.13, 2,824.97 and 1,384.93

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Solution

The fourth proportional to 2,049.13, 2,824.97 and 1,384.93 is: 1,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.13 : 2,824.97 = 1,384.93 : x
  2. Step 2: Convert to fraction form
    2,049.13/2,824.97 = 1,384.93/x
  3. Step 3: Cross multiply
    2,049.13x = 2,824.97 × 1,384.93
  4. Step 4: Simplify right side
    2,049.13x = 3,912,385.70
  5. Step 5: Solve for x
    x = 3,912,385.70/2,049.13
  6. Step 6: Final answer
    x = 1,909.29

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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.