Home / 1,718.43-2,371.59-1,193.55

Finding the Fourth Proportional to 1,718.43, 2,371.59 and 1,193.55

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Solution

The fourth proportional to 1,718.43, 2,371.59 and 1,193.55 is: 1,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.43 : 2,371.59 = 1,193.55 : x
  2. Step 2: Convert to fraction form
    1,718.43/2,371.59 = 1,193.55/x
  3. Step 3: Cross multiply
    1,718.43x = 2,371.59 × 1,193.55
  4. Step 4: Simplify right side
    1,718.43x = 2,830,611.24
  5. Step 5: Solve for x
    x = 2,830,611.24/1,718.43
  6. Step 6: Final answer
    x = 1,647.21

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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.