Home / 1,895.88-2,616.42-1,306.68

Finding the Fourth Proportional to 1,895.88, 2,616.42 and 1,306.68

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Solution

The fourth proportional to 1,895.88, 2,616.42 and 1,306.68 is: 1,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.88 : 2,616.42 = 1,306.68 : x
  2. Step 2: Convert to fraction form
    1,895.88/2,616.42 = 1,306.68/x
  3. Step 3: Cross multiply
    1,895.88x = 2,616.42 × 1,306.68
  4. Step 4: Simplify right side
    1,895.88x = 3,418,823.69
  5. Step 5: Solve for x
    x = 3,418,823.69/1,895.88
  6. Step 6: Final answer
    x = 1,803.29

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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.