Home / 1,617.71-2,233.17-1,146.56

Finding the Fourth Proportional to 1,617.71, 2,233.17 and 1,146.56

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Solution

The fourth proportional to 1,617.71, 2,233.17 and 1,146.56 is: 1,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.71 : 2,233.17 = 1,146.56 : x
  2. Step 2: Convert to fraction form
    1,617.71/2,233.17 = 1,146.56/x
  3. Step 3: Cross multiply
    1,617.71x = 2,233.17 × 1,146.56
  4. Step 4: Simplify right side
    1,617.71x = 2,560,452.23
  5. Step 5: Solve for x
    x = 2,560,452.23/1,617.71
  6. Step 6: Final answer
    x = 1,582.77

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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.