Home / 11,504.40-17,250.84-4,107.78

Finding the Fourth Proportional to 11,504.40, 17,250.84 and 4,107.78

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Solution

The fourth proportional to 11,504.40, 17,250.84 and 4,107.78 is: 6,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.40 : 17,250.84 = 4,107.78 : x
  2. Step 2: Convert to fraction form
    11,504.40/17,250.84 = 4,107.78/x
  3. Step 3: Cross multiply
    11,504.40x = 17,250.84 × 4,107.78
  4. Step 4: Simplify right side
    11,504.40x = 70,862,655.54
  5. Step 5: Solve for x
    x = 70,862,655.54/11,504.40
  6. Step 6: Final answer
    x = 6,159.61

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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.