Home / 1,718.82-2,371.23-1,144.08

Finding the Fourth Proportional to 1,718.82, 2,371.23 and 1,144.08

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Solution

The fourth proportional to 1,718.82, 2,371.23 and 1,144.08 is: 1,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.82 : 2,371.23 = 1,144.08 : x
  2. Step 2: Convert to fraction form
    1,718.82/2,371.23 = 1,144.08/x
  3. Step 3: Cross multiply
    1,718.82x = 2,371.23 × 1,144.08
  4. Step 4: Simplify right side
    1,718.82x = 2,712,876.82
  5. Step 5: Solve for x
    x = 2,712,876.82/1,718.82
  6. Step 6: Final answer
    x = 1,578.34

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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.