Home / 9,439.68-13,027.44-5,248.56

Finding the Fourth Proportional to 9,439.68, 13,027.44 and 5,248.56

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Solution

The fourth proportional to 9,439.68, 13,027.44 and 5,248.56 is: 7,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.68 : 13,027.44 = 5,248.56 : x
  2. Step 2: Convert to fraction form
    9,439.68/13,027.44 = 5,248.56/x
  3. Step 3: Cross multiply
    9,439.68x = 13,027.44 × 5,248.56
  4. Step 4: Simplify right side
    9,439.68x = 68,375,300.49
  5. Step 5: Solve for x
    x = 68,375,300.49/9,439.68
  6. Step 6: Final answer
    x = 7,243.39

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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.