Home / 3,711.08-5,121.37-2,032.56

Finding the Fourth Proportional to 3,711.08, 5,121.37 and 2,032.56

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Solution

The fourth proportional to 3,711.08, 5,121.37 and 2,032.56 is: 2,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.08 : 5,121.37 = 2,032.56 : x
  2. Step 2: Convert to fraction form
    3,711.08/5,121.37 = 2,032.56/x
  3. Step 3: Cross multiply
    3,711.08x = 5,121.37 × 2,032.56
  4. Step 4: Simplify right side
    3,711.08x = 10,409,491.81
  5. Step 5: Solve for x
    x = 10,409,491.81/3,711.08
  6. Step 6: Final answer
    x = 2,804.98

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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.