Home / 7,204.95-10,805.81-3,305.61

Finding the Fourth Proportional to 7,204.95, 10,805.81 and 3,305.61

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Solution

The fourth proportional to 7,204.95, 10,805.81 and 3,305.61 is: 4,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.95 : 10,805.81 = 3,305.61 : x
  2. Step 2: Convert to fraction form
    7,204.95/10,805.81 = 3,305.61/x
  3. Step 3: Cross multiply
    7,204.95x = 10,805.81 × 3,305.61
  4. Step 4: Simplify right side
    7,204.95x = 35,719,777.07
  5. Step 5: Solve for x
    x = 35,719,777.07/7,204.95
  6. Step 6: Final answer
    x = 4,957.67

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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.