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Finding the Fourth Proportional to 3,676.61, 5,073.61 and 2,104.60

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Solution

The fourth proportional to 3,676.61, 5,073.61 and 2,104.60 is: 2,904.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.61 : 5,073.61 = 2,104.60 : x
  2. Step 2: Convert to fraction form
    3,676.61/5,073.61 = 2,104.60/x
  3. Step 3: Cross multiply
    3,676.61x = 5,073.61 × 2,104.60
  4. Step 4: Simplify right side
    3,676.61x = 10,677,919.61
  5. Step 5: Solve for x
    x = 10,677,919.61/3,676.61
  6. Step 6: Final answer
    x = 2,904.28

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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.