Home / 4,191.82-5,792.01-3,445.21

Finding the Fourth Proportional to 4,191.82, 5,792.01 and 3,445.21

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Solution

The fourth proportional to 4,191.82, 5,792.01 and 3,445.21 is: 4,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.82 : 5,792.01 = 3,445.21 : x
  2. Step 2: Convert to fraction form
    4,191.82/5,792.01 = 3,445.21/x
  3. Step 3: Cross multiply
    4,191.82x = 5,792.01 × 3,445.21
  4. Step 4: Simplify right side
    4,191.82x = 19,954,690.77
  5. Step 5: Solve for x
    x = 19,954,690.77/4,191.82
  6. Step 6: Final answer
    x = 4,760.39

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Double scale
Find fourth proportional to 4,192.82, 5,793.39 and 3,446.21
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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.