Home / 3,719.67-5,133-2,041.05

Finding the Fourth Proportional to 3,719.67, 5,133 and 2,041.05

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Solution

The fourth proportional to 3,719.67, 5,133 and 2,041.05 is: 2,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.67 : 5,133 = 2,041.05 : x
  2. Step 2: Convert to fraction form
    3,719.67/5,133 = 2,041.05/x
  3. Step 3: Cross multiply
    3,719.67x = 5,133 × 2,041.05
  4. Step 4: Simplify right side
    3,719.67x = 10,476,709.65
  5. Step 5: Solve for x
    x = 10,476,709.65/3,719.67
  6. Step 6: Final answer
    x = 2,816.57

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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.