Home / 9,996.44-13,795.08-5,520.56

Finding the Fourth Proportional to 9,996.44, 13,795.08 and 5,520.56

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Solution

The fourth proportional to 9,996.44, 13,795.08 and 5,520.56 is: 7,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.44 : 13,795.08 = 5,520.56 : x
  2. Step 2: Convert to fraction form
    9,996.44/13,795.08 = 5,520.56/x
  3. Step 3: Cross multiply
    9,996.44x = 13,795.08 × 5,520.56
  4. Step 4: Simplify right side
    9,996.44x = 76,156,566.84
  5. Step 5: Solve for x
    x = 76,156,566.84/9,996.44
  6. Step 6: Final answer
    x = 7,618.37

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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.