Home / 3,455.56-5,184.42-2,634.76

Finding the Fourth Proportional to 3,455.56, 5,184.42 and 2,634.76

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Solution

The fourth proportional to 3,455.56, 5,184.42 and 2,634.76 is: 3,952.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.56 : 5,184.42 = 2,634.76 : x
  2. Step 2: Convert to fraction form
    3,455.56/5,184.42 = 2,634.76/x
  3. Step 3: Cross multiply
    3,455.56x = 5,184.42 × 2,634.76
  4. Step 4: Simplify right side
    3,455.56x = 13,659,702.44
  5. Step 5: Solve for x
    x = 13,659,702.44/3,455.56
  6. Step 6: Final answer
    x = 3,952.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.