Home / 8,288.13-12,437.37-3,357.79

Finding the Fourth Proportional to 8,288.13, 12,437.37 and 3,357.79

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Solution

The fourth proportional to 8,288.13, 12,437.37 and 3,357.79 is: 5,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.13 : 12,437.37 = 3,357.79 : x
  2. Step 2: Convert to fraction form
    8,288.13/12,437.37 = 3,357.79/x
  3. Step 3: Cross multiply
    8,288.13x = 12,437.37 × 3,357.79
  4. Step 4: Simplify right side
    8,288.13x = 41,762,076.61
  5. Step 5: Solve for x
    x = 41,762,076.61/8,288.13
  6. Step 6: Final answer
    x = 5,038.78

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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.