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Finding the Fourth Proportional to 3,863.32, 5,795.02 and 941.63

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Solution

The fourth proportional to 3,863.32, 5,795.02 and 941.63 is: 1,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.32 : 5,795.02 = 941.63 : x
  2. Step 2: Convert to fraction form
    3,863.32/5,795.02 = 941.63/x
  3. Step 3: Cross multiply
    3,863.32x = 5,795.02 × 941.63
  4. Step 4: Simplify right side
    3,863.32x = 5,456,734.24
  5. Step 5: Solve for x
    x = 5,456,734.24/3,863.32
  6. Step 6: Final answer
    x = 1,412.45

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1.5x scale

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.