Home / 1,616.91-2,426.07-1,254.84

Finding the Fourth Proportional to 1,616.91, 2,426.07 and 1,254.84

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Solution

The fourth proportional to 1,616.91, 2,426.07 and 1,254.84 is: 1,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.91 : 2,426.07 = 1,254.84 : x
  2. Step 2: Convert to fraction form
    1,616.91/2,426.07 = 1,254.84/x
  3. Step 3: Cross multiply
    1,616.91x = 2,426.07 × 1,254.84
  4. Step 4: Simplify right side
    1,616.91x = 3,044,329.68
  5. Step 5: Solve for x
    x = 3,044,329.68/1,616.91
  6. Step 6: Final answer
    x = 1,882.81

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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.