Home / 11,339.18-17,008.80-3,441.75

Finding the Fourth Proportional to 11,339.18, 17,008.80 and 3,441.75

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Solution

The fourth proportional to 11,339.18, 17,008.80 and 3,441.75 is: 5,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.18 : 17,008.80 = 3,441.75 : x
  2. Step 2: Convert to fraction form
    11,339.18/17,008.80 = 3,441.75/x
  3. Step 3: Cross multiply
    11,339.18x = 17,008.80 × 3,441.75
  4. Step 4: Simplify right side
    11,339.18x = 58,540,037.40
  5. Step 5: Solve for x
    x = 58,540,037.40/11,339.18
  6. Step 6: Final answer
    x = 5,162.64

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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.