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Finding the Fourth Proportional to 5,305.53, 7,959.63 and 2,016.83

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Solution

The fourth proportional to 5,305.53, 7,959.63 and 2,016.83 is: 3,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.53 : 7,959.63 = 2,016.83 : x
  2. Step 2: Convert to fraction form
    5,305.53/7,959.63 = 2,016.83/x
  3. Step 3: Cross multiply
    5,305.53x = 7,959.63 × 2,016.83
  4. Step 4: Simplify right side
    5,305.53x = 16,053,248.04
  5. Step 5: Solve for x
    x = 16,053,248.04/5,305.53
  6. Step 6: Final answer
    x = 3,025.76

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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.