Home / 1,717.97-2,371.67-1,161.36

Finding the Fourth Proportional to 1,717.97, 2,371.67 and 1,161.36

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Solution

The fourth proportional to 1,717.97, 2,371.67 and 1,161.36 is: 1,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.97 : 2,371.67 = 1,161.36 : x
  2. Step 2: Convert to fraction form
    1,717.97/2,371.67 = 1,161.36/x
  3. Step 3: Cross multiply
    1,717.97x = 2,371.67 × 1,161.36
  4. Step 4: Simplify right side
    1,717.97x = 2,754,356.86
  5. Step 5: Solve for x
    x = 2,754,356.86/1,717.97
  6. Step 6: Final answer
    x = 1,603.27

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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.