Home / 3,719.44-5,588.79-2,803.65

Finding the Fourth Proportional to 3,719.44, 5,588.79 and 2,803.65

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Solution

The fourth proportional to 3,719.44, 5,588.79 and 2,803.65 is: 4,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.44 : 5,588.79 = 2,803.65 : x
  2. Step 2: Convert to fraction form
    3,719.44/5,588.79 = 2,803.65/x
  3. Step 3: Cross multiply
    3,719.44x = 5,588.79 × 2,803.65
  4. Step 4: Simplify right side
    3,719.44x = 15,669,011.08
  5. Step 5: Solve for x
    x = 15,669,011.08/3,719.44
  6. Step 6: Final answer
    x = 4,212.73

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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.