Home / 3,781.34-5,671.94-1,007.93

Finding the Fourth Proportional to 3,781.34, 5,671.94 and 1,007.93

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Solution

The fourth proportional to 3,781.34, 5,671.94 and 1,007.93 is: 1,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.34 : 5,671.94 = 1,007.93 : x
  2. Step 2: Convert to fraction form
    3,781.34/5,671.94 = 1,007.93/x
  3. Step 3: Cross multiply
    3,781.34x = 5,671.94 × 1,007.93
  4. Step 4: Simplify right side
    3,781.34x = 5,716,885.08
  5. Step 5: Solve for x
    x = 5,716,885.08/3,781.34
  6. Step 6: Final answer
    x = 1,511.87

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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.