Home / 1,889.38-2,607.69-1,474.66

Finding the Fourth Proportional to 1,889.38, 2,607.69 and 1,474.66

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Solution

The fourth proportional to 1,889.38, 2,607.69 and 1,474.66 is: 2,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.38 : 2,607.69 = 1,474.66 : x
  2. Step 2: Convert to fraction form
    1,889.38/2,607.69 = 1,474.66/x
  3. Step 3: Cross multiply
    1,889.38x = 2,607.69 × 1,474.66
  4. Step 4: Simplify right side
    1,889.38x = 3,845,456.14
  5. Step 5: Solve for x
    x = 3,845,456.14/1,889.38
  6. Step 6: Final answer
    x = 2,035.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.