Home / 4,223.34-6,338.88-2,144.78

Finding the Fourth Proportional to 4,223.34, 6,338.88 and 2,144.78

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Solution

The fourth proportional to 4,223.34, 6,338.88 and 2,144.78 is: 3,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.34 : 6,338.88 = 2,144.78 : x
  2. Step 2: Convert to fraction form
    4,223.34/6,338.88 = 2,144.78/x
  3. Step 3: Cross multiply
    4,223.34x = 6,338.88 × 2,144.78
  4. Step 4: Simplify right side
    4,223.34x = 13,595,501.15
  5. Step 5: Solve for x
    x = 13,595,501.15/4,223.34
  6. Step 6: Final answer
    x = 3,219.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.