Home / 4,012.34-6,016.28-1,378.62

Finding the Fourth Proportional to 4,012.34, 6,016.28 and 1,378.62

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Solution

The fourth proportional to 4,012.34, 6,016.28 and 1,378.62 is: 2,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.34 : 6,016.28 = 1,378.62 : x
  2. Step 2: Convert to fraction form
    4,012.34/6,016.28 = 1,378.62/x
  3. Step 3: Cross multiply
    4,012.34x = 6,016.28 × 1,378.62
  4. Step 4: Simplify right side
    4,012.34x = 8,294,157.04
  5. Step 5: Solve for x
    x = 8,294,157.04/4,012.34
  6. Step 6: Final answer
    x = 2,067.16

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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.