Home / 3,837.84-5,754.69-1,371.30

Finding the Fourth Proportional to 3,837.84, 5,754.69 and 1,371.30

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Solution

The fourth proportional to 3,837.84, 5,754.69 and 1,371.30 is: 2,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.84 : 5,754.69 = 1,371.30 : x
  2. Step 2: Convert to fraction form
    3,837.84/5,754.69 = 1,371.30/x
  3. Step 3: Cross multiply
    3,837.84x = 5,754.69 × 1,371.30
  4. Step 4: Simplify right side
    3,837.84x = 7,891,406.40
  5. Step 5: Solve for x
    x = 7,891,406.40/3,837.84
  6. Step 6: Final answer
    x = 2,056.21

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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.