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Finding the Fourth Proportional to 3,941.93, 5,447.70 and 3,232.67

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Solution

The fourth proportional to 3,941.93, 5,447.70 and 3,232.67 is: 4,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.93 : 5,447.70 = 3,232.67 : x
  2. Step 2: Convert to fraction form
    3,941.93/5,447.70 = 3,232.67/x
  3. Step 3: Cross multiply
    3,941.93x = 5,447.70 × 3,232.67
  4. Step 4: Simplify right side
    3,941.93x = 17,610,616.36
  5. Step 5: Solve for x
    x = 17,610,616.36/3,941.93
  6. Step 6: Final answer
    x = 4,467.51

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1.5x scale

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.