Home / 1,718.26-2,373.13-1,161.03

Finding the Fourth Proportional to 1,718.26, 2,373.13 and 1,161.03

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Solution

The fourth proportional to 1,718.26, 2,373.13 and 1,161.03 is: 1,603.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.26 : 2,373.13 = 1,161.03 : x
  2. Step 2: Convert to fraction form
    1,718.26/2,373.13 = 1,161.03/x
  3. Step 3: Cross multiply
    1,718.26x = 2,373.13 × 1,161.03
  4. Step 4: Simplify right side
    1,718.26x = 2,755,275.12
  5. Step 5: Solve for x
    x = 2,755,275.12/1,718.26
  6. Step 6: Final answer
    x = 1,603.53

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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.