Home / 3,650.54-5,474.41-2,872.07

Finding the Fourth Proportional to 3,650.54, 5,474.41 and 2,872.07

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Solution

The fourth proportional to 3,650.54, 5,474.41 and 2,872.07 is: 4,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.54 : 5,474.41 = 2,872.07 : x
  2. Step 2: Convert to fraction form
    3,650.54/5,474.41 = 2,872.07/x
  3. Step 3: Cross multiply
    3,650.54x = 5,474.41 × 2,872.07
  4. Step 4: Simplify right side
    3,650.54x = 15,722,881.55
  5. Step 5: Solve for x
    x = 15,722,881.55/3,650.54
  6. Step 6: Final answer
    x = 4,307.00

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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.