Home / 7,795.47-11,685.92-2,863.79

Finding the Fourth Proportional to 7,795.47, 11,685.92 and 2,863.79

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Solution

The fourth proportional to 7,795.47, 11,685.92 and 2,863.79 is: 4,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.47 : 11,685.92 = 2,863.79 : x
  2. Step 2: Convert to fraction form
    7,795.47/11,685.92 = 2,863.79/x
  3. Step 3: Cross multiply
    7,795.47x = 11,685.92 × 2,863.79
  4. Step 4: Simplify right side
    7,795.47x = 33,466,008.02
  5. Step 5: Solve for x
    x = 33,466,008.02/7,795.47
  6. Step 6: Final answer
    x = 4,293.01

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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.