Home / 1,731.24-2,599.49-1,383.55

Finding the Fourth Proportional to 1,731.24, 2,599.49 and 1,383.55

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Solution

The fourth proportional to 1,731.24, 2,599.49 and 1,383.55 is: 2,077.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.24 : 2,599.49 = 1,383.55 : x
  2. Step 2: Convert to fraction form
    1,731.24/2,599.49 = 1,383.55/x
  3. Step 3: Cross multiply
    1,731.24x = 2,599.49 × 1,383.55
  4. Step 4: Simplify right side
    1,731.24x = 3,596,521.35
  5. Step 5: Solve for x
    x = 3,596,521.35/1,731.24
  6. Step 6: Final answer
    x = 2,077.43

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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.