Home / 3,857.44-5,787.70-2,298.19

Finding the Fourth Proportional to 3,857.44, 5,787.70 and 2,298.19

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Solution

The fourth proportional to 3,857.44, 5,787.70 and 2,298.19 is: 3,448.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857.44 : 5,787.70 = 2,298.19 : x
  2. Step 2: Convert to fraction form
    3,857.44/5,787.70 = 2,298.19/x
  3. Step 3: Cross multiply
    3,857.44x = 5,787.70 × 2,298.19
  4. Step 4: Simplify right side
    3,857.44x = 13,301,193.83
  5. Step 5: Solve for x
    x = 13,301,193.83/3,857.44
  6. Step 6: Final answer
    x = 3,448.20

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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.