Home / 1,925.10-2,872.86-1,717.44

Finding the Fourth Proportional to 1,925.10, 2,872.86 and 1,717.44

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Solution

The fourth proportional to 1,925.10, 2,872.86 and 1,717.44 is: 2,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.10 : 2,872.86 = 1,717.44 : x
  2. Step 2: Convert to fraction form
    1,925.10/2,872.86 = 1,717.44/x
  3. Step 3: Cross multiply
    1,925.10x = 2,872.86 × 1,717.44
  4. Step 4: Simplify right side
    1,925.10x = 4,933,964.68
  5. Step 5: Solve for x
    x = 4,933,964.68/1,925.10
  6. Step 6: Final answer
    x = 2,562.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.