Home / 2,223.19-3,335.87-1,491.32

Finding the Fourth Proportional to 2,223.19, 3,335.87 and 1,491.32

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Solution

The fourth proportional to 2,223.19, 3,335.87 and 1,491.32 is: 2,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.19 : 3,335.87 = 1,491.32 : x
  2. Step 2: Convert to fraction form
    2,223.19/3,335.87 = 1,491.32/x
  3. Step 3: Cross multiply
    2,223.19x = 3,335.87 × 1,491.32
  4. Step 4: Simplify right side
    2,223.19x = 4,974,850.53
  5. Step 5: Solve for x
    x = 4,974,850.53/2,223.19
  6. Step 6: Final answer
    x = 2,237.71

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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.