Home / 3,787.73-5,224.62-2,445.05

Finding the Fourth Proportional to 3,787.73, 5,224.62 and 2,445.05

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Solution

The fourth proportional to 3,787.73, 5,224.62 and 2,445.05 is: 3,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.73 : 5,224.62 = 2,445.05 : x
  2. Step 2: Convert to fraction form
    3,787.73/5,224.62 = 2,445.05/x
  3. Step 3: Cross multiply
    3,787.73x = 5,224.62 × 2,445.05
  4. Step 4: Simplify right side
    3,787.73x = 12,774,431.01
  5. Step 5: Solve for x
    x = 12,774,431.01/3,787.73
  6. Step 6: Final answer
    x = 3,372.59

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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.