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Finding the Fourth Proportional to 4,954.60, 7,434.60 and 2,033.20

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Solution

The fourth proportional to 4,954.60, 7,434.60 and 2,033.20 is: 3,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.60 : 7,434.60 = 2,033.20 : x
  2. Step 2: Convert to fraction form
    4,954.60/7,434.60 = 2,033.20/x
  3. Step 3: Cross multiply
    4,954.60x = 7,434.60 × 2,033.20
  4. Step 4: Simplify right side
    4,954.60x = 15,116,028.72
  5. Step 5: Solve for x
    x = 15,116,028.72/4,954.60
  6. Step 6: Final answer
    x = 3,050.91

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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.