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Finding the Fourth Proportional to 4,728, 6,525.16 and 2,865.04

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Solution

The fourth proportional to 4,728, 6,525.16 and 2,865.04 is: 3,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728 : 6,525.16 = 2,865.04 : x
  2. Step 2: Convert to fraction form
    4,728/6,525.16 = 2,865.04/x
  3. Step 3: Cross multiply
    4,728x = 6,525.16 × 2,865.04
  4. Step 4: Simplify right side
    4,728x = 18,694,844.41
  5. Step 5: Solve for x
    x = 18,694,844.41/4,728
  6. Step 6: Final answer
    x = 3,954.07

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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.