Home / 3,937.13-5,905.81-1,015.44

Finding the Fourth Proportional to 3,937.13, 5,905.81 and 1,015.44

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Solution

The fourth proportional to 3,937.13, 5,905.81 and 1,015.44 is: 1,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.13 : 5,905.81 = 1,015.44 : x
  2. Step 2: Convert to fraction form
    3,937.13/5,905.81 = 1,015.44/x
  3. Step 3: Cross multiply
    3,937.13x = 5,905.81 × 1,015.44
  4. Step 4: Simplify right side
    3,937.13x = 5,996,974.83
  5. Step 5: Solve for x
    x = 5,996,974.83/3,937.13
  6. Step 6: Final answer
    x = 1,523.18

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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.