Home / 11,795.55-16,278.04-6,760.21

Finding the Fourth Proportional to 11,795.55, 16,278.04 and 6,760.21

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Solution

The fourth proportional to 11,795.55, 16,278.04 and 6,760.21 is: 9,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.55 : 16,278.04 = 6,760.21 : x
  2. Step 2: Convert to fraction form
    11,795.55/16,278.04 = 6,760.21/x
  3. Step 3: Cross multiply
    11,795.55x = 16,278.04 × 6,760.21
  4. Step 4: Simplify right side
    11,795.55x = 110,042,948.05
  5. Step 5: Solve for x
    x = 110,042,948.05/11,795.55
  6. Step 6: Final answer
    x = 9,329.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.