Home / 2,453.97-3,385.17-1,613.79

Finding the Fourth Proportional to 2,453.97, 3,385.17 and 1,613.79

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Solution

The fourth proportional to 2,453.97, 3,385.17 and 1,613.79 is: 2,226.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.97 : 3,385.17 = 1,613.79 : x
  2. Step 2: Convert to fraction form
    2,453.97/3,385.17 = 1,613.79/x
  3. Step 3: Cross multiply
    2,453.97x = 3,385.17 × 1,613.79
  4. Step 4: Simplify right side
    2,453.97x = 5,462,953.49
  5. Step 5: Solve for x
    x = 5,462,953.49/2,453.97
  6. Step 6: Final answer
    x = 2,226.17

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1.5x scale

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.