Home / 1,731.44-2,389.50-1,614.80

Finding the Fourth Proportional to 1,731.44, 2,389.50 and 1,614.80

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Solution

The fourth proportional to 1,731.44, 2,389.50 and 1,614.80 is: 2,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.44 : 2,389.50 = 1,614.80 : x
  2. Step 2: Convert to fraction form
    1,731.44/2,389.50 = 1,614.80/x
  3. Step 3: Cross multiply
    1,731.44x = 2,389.50 × 1,614.80
  4. Step 4: Simplify right side
    1,731.44x = 3,858,552.65
  5. Step 5: Solve for x
    x = 3,858,552.65/1,731.44
  6. Step 6: Final answer
    x = 2,228.53

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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.