Home / 3,937.11-5,905.73-1,015.43

Finding the Fourth Proportional to 3,937.11, 5,905.73 and 1,015.43

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Solution

The fourth proportional to 3,937.11, 5,905.73 and 1,015.43 is: 1,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.11 : 5,905.73 = 1,015.43 : x
  2. Step 2: Convert to fraction form
    3,937.11/5,905.73 = 1,015.43/x
  3. Step 3: Cross multiply
    3,937.11x = 5,905.73 × 1,015.43
  4. Step 4: Simplify right side
    3,937.11x = 5,996,820.81
  5. Step 5: Solve for x
    x = 5,996,820.81/3,937.11
  6. Step 6: Final answer
    x = 1,523.15

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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.