Home / 1,731.22-2,593.23-1,438

Finding the Fourth Proportional to 1,731.22, 2,593.23 and 1,438

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Solution

The fourth proportional to 1,731.22, 2,593.23 and 1,438 is: 2,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.22 : 2,593.23 = 1,438 : x
  2. Step 2: Convert to fraction form
    1,731.22/2,593.23 = 1,438/x
  3. Step 3: Cross multiply
    1,731.22x = 2,593.23 × 1,438
  4. Step 4: Simplify right side
    1,731.22x = 3,729,064.74
  5. Step 5: Solve for x
    x = 3,729,064.74/1,731.22
  6. Step 6: Final answer
    x = 2,154.01

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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.