Home / 3,849.70-5,774.96-1,252.03

Finding the Fourth Proportional to 3,849.70, 5,774.96 and 1,252.03

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Solution

The fourth proportional to 3,849.70, 5,774.96 and 1,252.03 is: 1,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.70 : 5,774.96 = 1,252.03 : x
  2. Step 2: Convert to fraction form
    3,849.70/5,774.96 = 1,252.03/x
  3. Step 3: Cross multiply
    3,849.70x = 5,774.96 × 1,252.03
  4. Step 4: Simplify right side
    3,849.70x = 7,230,423.17
  5. Step 5: Solve for x
    x = 7,230,423.17/3,849.70
  6. Step 6: Final answer
    x = 1,878.18

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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.