Home / 1,718.24-2,576.27-1,132.61

Finding the Fourth Proportional to 1,718.24, 2,576.27 and 1,132.61

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Solution

The fourth proportional to 1,718.24, 2,576.27 and 1,132.61 is: 1,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.24 : 2,576.27 = 1,132.61 : x
  2. Step 2: Convert to fraction form
    1,718.24/2,576.27 = 1,132.61/x
  3. Step 3: Cross multiply
    1,718.24x = 2,576.27 × 1,132.61
  4. Step 4: Simplify right side
    1,718.24x = 2,917,899.11
  5. Step 5: Solve for x
    x = 2,917,899.11/1,718.24
  6. Step 6: Final answer
    x = 1,698.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.