Home / 3,941.75-5,913.64-1,476.61

Finding the Fourth Proportional to 3,941.75, 5,913.64 and 1,476.61

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Solution

The fourth proportional to 3,941.75, 5,913.64 and 1,476.61 is: 2,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.75 : 5,913.64 = 1,476.61 : x
  2. Step 2: Convert to fraction form
    3,941.75/5,913.64 = 1,476.61/x
  3. Step 3: Cross multiply
    3,941.75x = 5,913.64 × 1,476.61
  4. Step 4: Simplify right side
    3,941.75x = 8,732,139.96
  5. Step 5: Solve for x
    x = 8,732,139.96/3,941.75
  6. Step 6: Final answer
    x = 2,215.30

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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.