Home / 4,193.67-5,787.33-2,305.20

Finding the Fourth Proportional to 4,193.67, 5,787.33 and 2,305.20

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Solution

The fourth proportional to 4,193.67, 5,787.33 and 2,305.20 is: 3,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.67 : 5,787.33 = 2,305.20 : x
  2. Step 2: Convert to fraction form
    4,193.67/5,787.33 = 2,305.20/x
  3. Step 3: Cross multiply
    4,193.67x = 5,787.33 × 2,305.20
  4. Step 4: Simplify right side
    4,193.67x = 13,340,953.12
  5. Step 5: Solve for x
    x = 13,340,953.12/4,193.67
  6. Step 6: Final answer
    x = 3,181.21

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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.