Home / 7,983.34-11,016.66-4,446.88

Finding the Fourth Proportional to 7,983.34, 11,016.66 and 4,446.88

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Solution

The fourth proportional to 7,983.34, 11,016.66 and 4,446.88 is: 6,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.34 : 11,016.66 = 4,446.88 : x
  2. Step 2: Convert to fraction form
    7,983.34/11,016.66 = 4,446.88/x
  3. Step 3: Cross multiply
    7,983.34x = 11,016.66 × 4,446.88
  4. Step 4: Simplify right side
    7,983.34x = 48,989,765.02
  5. Step 5: Solve for x
    x = 48,989,765.02/7,983.34
  6. Step 6: Final answer
    x = 6,136.50

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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.