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Finding the Fourth Proportional to 1,749.39, 2,414.10 and 952.69

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Solution

The fourth proportional to 1,749.39, 2,414.10 and 952.69 is: 1,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.39 : 2,414.10 = 952.69 : x
  2. Step 2: Convert to fraction form
    1,749.39/2,414.10 = 952.69/x
  3. Step 3: Cross multiply
    1,749.39x = 2,414.10 × 952.69
  4. Step 4: Simplify right side
    1,749.39x = 2,299,888.93
  5. Step 5: Solve for x
    x = 2,299,888.93/1,749.39
  6. Step 6: Final answer
    x = 1,314.68

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1.5x scale

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.