Home / 1,717.44-2,371.30-1,055.18

Finding the Fourth Proportional to 1,717.44, 2,371.30 and 1,055.18

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Solution

The fourth proportional to 1,717.44, 2,371.30 and 1,055.18 is: 1,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.44 : 2,371.30 = 1,055.18 : x
  2. Step 2: Convert to fraction form
    1,717.44/2,371.30 = 1,055.18/x
  3. Step 3: Cross multiply
    1,717.44x = 2,371.30 × 1,055.18
  4. Step 4: Simplify right side
    1,717.44x = 2,502,148.33
  5. Step 5: Solve for x
    x = 2,502,148.33/1,717.44
  6. Step 6: Final answer
    x = 1,456.91

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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.