Home / 3,546.29-4,900.62-2,660.55

Finding the Fourth Proportional to 3,546.29, 4,900.62 and 2,660.55

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Solution

The fourth proportional to 3,546.29, 4,900.62 and 2,660.55 is: 3,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.29 : 4,900.62 = 2,660.55 : x
  2. Step 2: Convert to fraction form
    3,546.29/4,900.62 = 2,660.55/x
  3. Step 3: Cross multiply
    3,546.29x = 4,900.62 × 2,660.55
  4. Step 4: Simplify right side
    3,546.29x = 13,038,344.54
  5. Step 5: Solve for x
    x = 13,038,344.54/3,546.29
  6. Step 6: Final answer
    x = 3,676.62

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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.