Home / 11,338.28-17,008.38-3,018.30

Finding the Fourth Proportional to 11,338.28, 17,008.38 and 3,018.30

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Solution

The fourth proportional to 11,338.28, 17,008.38 and 3,018.30 is: 4,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.28 : 17,008.38 = 3,018.30 : x
  2. Step 2: Convert to fraction form
    11,338.28/17,008.38 = 3,018.30/x
  3. Step 3: Cross multiply
    11,338.28x = 17,008.38 × 3,018.30
  4. Step 4: Simplify right side
    11,338.28x = 51,336,329.57
  5. Step 5: Solve for x
    x = 51,336,329.57/11,338.28
  6. Step 6: Final answer
    x = 4,527.70

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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.