Home / 3,817.41-5,716.39-1,864.50

Finding the Fourth Proportional to 3,817.41, 5,716.39 and 1,864.50

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Solution

The fourth proportional to 3,817.41, 5,716.39 and 1,864.50 is: 2,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.41 : 5,716.39 = 1,864.50 : x
  2. Step 2: Convert to fraction form
    3,817.41/5,716.39 = 1,864.50/x
  3. Step 3: Cross multiply
    3,817.41x = 5,716.39 × 1,864.50
  4. Step 4: Simplify right side
    3,817.41x = 10,658,209.16
  5. Step 5: Solve for x
    x = 10,658,209.16/3,817.41
  6. Step 6: Final answer
    x = 2,792.00

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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.