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Finding the Fourth Proportional to 3,676.68, 5,071.89 and 2,348.97

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Solution

The fourth proportional to 3,676.68, 5,071.89 and 2,348.97 is: 3,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.68 : 5,071.89 = 2,348.97 : x
  2. Step 2: Convert to fraction form
    3,676.68/5,071.89 = 2,348.97/x
  3. Step 3: Cross multiply
    3,676.68x = 5,071.89 × 2,348.97
  4. Step 4: Simplify right side
    3,676.68x = 11,913,717.45
  5. Step 5: Solve for x
    x = 11,913,717.45/3,676.68
  6. Step 6: Final answer
    x = 3,240.35

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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.