Home / 1,749.75-2,414.56-1,003.64

Finding the Fourth Proportional to 1,749.75, 2,414.56 and 1,003.64

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Solution

The fourth proportional to 1,749.75, 2,414.56 and 1,003.64 is: 1,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.75 : 2,414.56 = 1,003.64 : x
  2. Step 2: Convert to fraction form
    1,749.75/2,414.56 = 1,003.64/x
  3. Step 3: Cross multiply
    1,749.75x = 2,414.56 × 1,003.64
  4. Step 4: Simplify right side
    1,749.75x = 2,423,349.88
  5. Step 5: Solve for x
    x = 2,423,349.88/1,749.75
  6. Step 6: Final answer
    x = 1,384.97

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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.