Home / 11,340.18-17,018-3,944.62

Finding the Fourth Proportional to 11,340.18, 17,018 and 3,944.62

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Solution

The fourth proportional to 11,340.18, 17,018 and 3,944.62 is: 5,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.18 : 17,018 = 3,944.62 : x
  2. Step 2: Convert to fraction form
    11,340.18/17,018 = 3,944.62/x
  3. Step 3: Cross multiply
    11,340.18x = 17,018 × 3,944.62
  4. Step 4: Simplify right side
    11,340.18x = 67,129,543.16
  5. Step 5: Solve for x
    x = 67,129,543.16/11,340.18
  6. Step 6: Final answer
    x = 5,919.62

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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.