Home / 2,001.49-3,001.69-1,027.87

Finding the Fourth Proportional to 2,001.49, 3,001.69 and 1,027.87

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Solution

The fourth proportional to 2,001.49, 3,001.69 and 1,027.87 is: 1,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.49 : 3,001.69 = 1,027.87 : x
  2. Step 2: Convert to fraction form
    2,001.49/3,001.69 = 1,027.87/x
  3. Step 3: Cross multiply
    2,001.49x = 3,001.69 × 1,027.87
  4. Step 4: Simplify right side
    2,001.49x = 3,085,347.10
  5. Step 5: Solve for x
    x = 3,085,347.10/2,001.49
  6. Step 6: Final answer
    x = 1,541.53

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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.