Home / 7,983.15-11,016.45-4,446.29

Finding the Fourth Proportional to 7,983.15, 11,016.45 and 4,446.29

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Solution

The fourth proportional to 7,983.15, 11,016.45 and 4,446.29 is: 6,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.15 : 11,016.45 = 4,446.29 : x
  2. Step 2: Convert to fraction form
    7,983.15/11,016.45 = 4,446.29/x
  3. Step 3: Cross multiply
    7,983.15x = 11,016.45 × 4,446.29
  4. Step 4: Simplify right side
    7,983.15x = 48,982,276.39
  5. Step 5: Solve for x
    x = 48,982,276.39/7,983.15
  6. Step 6: Final answer
    x = 6,135.71

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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.