Home / 7,983.02-11,016.56-4,446.22

Finding the Fourth Proportional to 7,983.02, 11,016.56 and 4,446.22

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Solution

The fourth proportional to 7,983.02, 11,016.56 and 4,446.22 is: 6,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.02 : 11,016.56 = 4,446.22 : x
  2. Step 2: Convert to fraction form
    7,983.02/11,016.56 = 4,446.22/x
  3. Step 3: Cross multiply
    7,983.02x = 11,016.56 × 4,446.22
  4. Step 4: Simplify right side
    7,983.02x = 48,982,027.17
  5. Step 5: Solve for x
    x = 48,982,027.17/7,983.02
  6. Step 6: Final answer
    x = 6,135.78

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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.