Home / 4,011.72-6,016.96-1,379.62

Finding the Fourth Proportional to 4,011.72, 6,016.96 and 1,379.62

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Solution

The fourth proportional to 4,011.72, 6,016.96 and 1,379.62 is: 2,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.72 : 6,016.96 = 1,379.62 : x
  2. Step 2: Convert to fraction form
    4,011.72/6,016.96 = 1,379.62/x
  3. Step 3: Cross multiply
    4,011.72x = 6,016.96 × 1,379.62
  4. Step 4: Simplify right side
    4,011.72x = 8,301,118.36
  5. Step 5: Solve for x
    x = 8,301,118.36/4,011.72
  6. Step 6: Final answer
    x = 2,069.22

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1.5x scale

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.