Home / 7,943.44-11,922.36-6,635.30

Finding the Fourth Proportional to 7,943.44, 11,922.36 and 6,635.30

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Solution

The fourth proportional to 7,943.44, 11,922.36 and 6,635.30 is: 9,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.44 : 11,922.36 = 6,635.30 : x
  2. Step 2: Convert to fraction form
    7,943.44/11,922.36 = 6,635.30/x
  3. Step 3: Cross multiply
    7,943.44x = 11,922.36 × 6,635.30
  4. Step 4: Simplify right side
    7,943.44x = 79,108,435.31
  5. Step 5: Solve for x
    x = 79,108,435.31/7,943.44
  6. Step 6: Final answer
    x = 9,958.96

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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.