Home / 3,838.64-5,756.76-1,241.04

Finding the Fourth Proportional to 3,838.64, 5,756.76 and 1,241.04

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Solution

The fourth proportional to 3,838.64, 5,756.76 and 1,241.04 is: 1,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.64 : 5,756.76 = 1,241.04 : x
  2. Step 2: Convert to fraction form
    3,838.64/5,756.76 = 1,241.04/x
  3. Step 3: Cross multiply
    3,838.64x = 5,756.76 × 1,241.04
  4. Step 4: Simplify right side
    3,838.64x = 7,144,369.43
  5. Step 5: Solve for x
    x = 7,144,369.43/3,838.64
  6. Step 6: Final answer
    x = 1,861.17

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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.