Home / 3,955.10-5,459.17-2,611.69

Finding the Fourth Proportional to 3,955.10, 5,459.17 and 2,611.69

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Solution

The fourth proportional to 3,955.10, 5,459.17 and 2,611.69 is: 3,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.10 : 5,459.17 = 2,611.69 : x
  2. Step 2: Convert to fraction form
    3,955.10/5,459.17 = 2,611.69/x
  3. Step 3: Cross multiply
    3,955.10x = 5,459.17 × 2,611.69
  4. Step 4: Simplify right side
    3,955.10x = 14,257,659.70
  5. Step 5: Solve for x
    x = 14,257,659.70/3,955.10
  6. Step 6: Final answer
    x = 3,604.88

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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.