Home / 8,227.52-12,342.44-2,679.08

Finding the Fourth Proportional to 8,227.52, 12,342.44 and 2,679.08

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Solution

The fourth proportional to 8,227.52, 12,342.44 and 2,679.08 is: 4,019.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.52 : 12,342.44 = 2,679.08 : x
  2. Step 2: Convert to fraction form
    8,227.52/12,342.44 = 2,679.08/x
  3. Step 3: Cross multiply
    8,227.52x = 12,342.44 × 2,679.08
  4. Step 4: Simplify right side
    8,227.52x = 33,066,384.16
  5. Step 5: Solve for x
    x = 33,066,384.16/8,227.52
  6. Step 6: Final answer
    x = 4,019.00

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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.