Home / 1,736.62-2,617.85-1,623.76

Finding the Fourth Proportional to 1,736.62, 2,617.85 and 1,623.76

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Solution

The fourth proportional to 1,736.62, 2,617.85 and 1,623.76 is: 2,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.62 : 2,617.85 = 1,623.76 : x
  2. Step 2: Convert to fraction form
    1,736.62/2,617.85 = 1,623.76/x
  3. Step 3: Cross multiply
    1,736.62x = 2,617.85 × 1,623.76
  4. Step 4: Simplify right side
    1,736.62x = 4,250,760.12
  5. Step 5: Solve for x
    x = 4,250,760.12/1,736.62
  6. Step 6: Final answer
    x = 2,447.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.