Home / 3,952.32-5,454.48-2,273.76

Finding the Fourth Proportional to 3,952.32, 5,454.48 and 2,273.76

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Solution

The fourth proportional to 3,952.32, 5,454.48 and 2,273.76 is: 3,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.32 : 5,454.48 = 2,273.76 : x
  2. Step 2: Convert to fraction form
    3,952.32/5,454.48 = 2,273.76/x
  3. Step 3: Cross multiply
    3,952.32x = 5,454.48 × 2,273.76
  4. Step 4: Simplify right side
    3,952.32x = 12,402,178.44
  5. Step 5: Solve for x
    x = 12,402,178.44/3,952.32
  6. Step 6: Final answer
    x = 3,137.95

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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.