Home / 7,867.94-11,803.73-2,602.73

Finding the Fourth Proportional to 7,867.94, 11,803.73 and 2,602.73

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Solution

The fourth proportional to 7,867.94, 11,803.73 and 2,602.73 is: 3,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.94 : 11,803.73 = 2,602.73 : x
  2. Step 2: Convert to fraction form
    7,867.94/11,803.73 = 2,602.73/x
  3. Step 3: Cross multiply
    7,867.94x = 11,803.73 × 2,602.73
  4. Step 4: Simplify right side
    7,867.94x = 30,721,938.68
  5. Step 5: Solve for x
    x = 30,721,938.68/7,867.94
  6. Step 6: Final answer
    x = 3,904.70

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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.