Home / 9,027.42-13,542.59-2,785.98

Finding the Fourth Proportional to 9,027.42, 13,542.59 and 2,785.98

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Solution

The fourth proportional to 9,027.42, 13,542.59 and 2,785.98 is: 4,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.42 : 13,542.59 = 2,785.98 : x
  2. Step 2: Convert to fraction form
    9,027.42/13,542.59 = 2,785.98/x
  3. Step 3: Cross multiply
    9,027.42x = 13,542.59 × 2,785.98
  4. Step 4: Simplify right side
    9,027.42x = 37,729,366.46
  5. Step 5: Solve for x
    x = 37,729,366.46/9,027.42
  6. Step 6: Final answer
    x = 4,179.42

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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.