Home / 3,902.24-5,385.08-2,223.63

Finding the Fourth Proportional to 3,902.24, 5,385.08 and 2,223.63

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Solution

The fourth proportional to 3,902.24, 5,385.08 and 2,223.63 is: 3,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.24 : 5,385.08 = 2,223.63 : x
  2. Step 2: Convert to fraction form
    3,902.24/5,385.08 = 2,223.63/x
  3. Step 3: Cross multiply
    3,902.24x = 5,385.08 × 2,223.63
  4. Step 4: Simplify right side
    3,902.24x = 11,974,414.32
  5. Step 5: Solve for x
    x = 11,974,414.32/3,902.24
  6. Step 6: Final answer
    x = 3,068.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.