Home / 7,336.11-11,003.69-2,141.55

Finding the Fourth Proportional to 7,336.11, 11,003.69 and 2,141.55

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Solution

The fourth proportional to 7,336.11, 11,003.69 and 2,141.55 is: 3,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.11 : 11,003.69 = 2,141.55 : x
  2. Step 2: Convert to fraction form
    7,336.11/11,003.69 = 2,141.55/x
  3. Step 3: Cross multiply
    7,336.11x = 11,003.69 × 2,141.55
  4. Step 4: Simplify right side
    7,336.11x = 23,564,941.61
  5. Step 5: Solve for x
    x = 23,564,941.61/7,336.11
  6. Step 6: Final answer
    x = 3,212.18

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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.