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Finding the Fourth Proportional to 2,248.70, 3,100.02 and 1,717.52

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Solution

The fourth proportional to 2,248.70, 3,100.02 and 1,717.52 is: 2,367.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.70 : 3,100.02 = 1,717.52 : x
  2. Step 2: Convert to fraction form
    2,248.70/3,100.02 = 1,717.52/x
  3. Step 3: Cross multiply
    2,248.70x = 3,100.02 × 1,717.52
  4. Step 4: Simplify right side
    2,248.70x = 5,324,346.35
  5. Step 5: Solve for x
    x = 5,324,346.35/2,248.70
  6. Step 6: Final answer
    x = 2,367.74

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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.