Home / 1,816.76-2,718.66-1,694.72

Finding the Fourth Proportional to 1,816.76, 2,718.66 and 1,694.72

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Solution

The fourth proportional to 1,816.76, 2,718.66 and 1,694.72 is: 2,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.76 : 2,718.66 = 1,694.72 : x
  2. Step 2: Convert to fraction form
    1,816.76/2,718.66 = 1,694.72/x
  3. Step 3: Cross multiply
    1,816.76x = 2,718.66 × 1,694.72
  4. Step 4: Simplify right side
    1,816.76x = 4,607,367.48
  5. Step 5: Solve for x
    x = 4,607,367.48/1,816.76
  6. Step 6: Final answer
    x = 2,536.04

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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.