Home / 1,717.97-2,554.90-1,663.29

Finding the Fourth Proportional to 1,717.97, 2,554.90 and 1,663.29

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Solution

The fourth proportional to 1,717.97, 2,554.90 and 1,663.29 is: 2,473.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.97 : 2,554.90 = 1,663.29 : x
  2. Step 2: Convert to fraction form
    1,717.97/2,554.90 = 1,663.29/x
  3. Step 3: Cross multiply
    1,717.97x = 2,554.90 × 1,663.29
  4. Step 4: Simplify right side
    1,717.97x = 4,249,535.46
  5. Step 5: Solve for x
    x = 4,249,535.46/1,717.97
  6. Step 6: Final answer
    x = 2,473.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.