Home / 9,600.45-13,248.89-5,621.73

Finding the Fourth Proportional to 9,600.45, 13,248.89 and 5,621.73

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Solution

The fourth proportional to 9,600.45, 13,248.89 and 5,621.73 is: 7,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,600.45 : 13,248.89 = 5,621.73 : x
  2. Step 2: Convert to fraction form
    9,600.45/13,248.89 = 5,621.73/x
  3. Step 3: Cross multiply
    9,600.45x = 13,248.89 × 5,621.73
  4. Step 4: Simplify right side
    9,600.45x = 74,481,654.27
  5. Step 5: Solve for x
    x = 74,481,654.27/9,600.45
  6. Step 6: Final answer
    x = 7,758.14

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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.