Home / 1,848.87-2,761.13-1,644.75

Finding the Fourth Proportional to 1,848.87, 2,761.13 and 1,644.75

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Solution

The fourth proportional to 1,848.87, 2,761.13 and 1,644.75 is: 2,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.87 : 2,761.13 = 1,644.75 : x
  2. Step 2: Convert to fraction form
    1,848.87/2,761.13 = 1,644.75/x
  3. Step 3: Cross multiply
    1,848.87x = 2,761.13 × 1,644.75
  4. Step 4: Simplify right side
    1,848.87x = 4,541,360.34
  5. Step 5: Solve for x
    x = 4,541,360.34/1,848.87
  6. Step 6: Final answer
    x = 2,456.29

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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.