Home / 2,694.88-4,041.60-1,816.87

Finding the Fourth Proportional to 2,694.88, 4,041.60 and 1,816.87

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Solution

The fourth proportional to 2,694.88, 4,041.60 and 1,816.87 is: 2,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.88 : 4,041.60 = 1,816.87 : x
  2. Step 2: Convert to fraction form
    2,694.88/4,041.60 = 1,816.87/x
  3. Step 3: Cross multiply
    2,694.88x = 4,041.60 × 1,816.87
  4. Step 4: Simplify right side
    2,694.88x = 7,343,061.79
  5. Step 5: Solve for x
    x = 7,343,061.79/2,694.88
  6. Step 6: Final answer
    x = 2,724.82

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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.