Home / 11,934.71-17,900.66-3,170.30

Finding the Fourth Proportional to 11,934.71, 17,900.66 and 3,170.30

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Solution

The fourth proportional to 11,934.71, 17,900.66 and 3,170.30 is: 4,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.71 : 17,900.66 = 3,170.30 : x
  2. Step 2: Convert to fraction form
    11,934.71/17,900.66 = 3,170.30/x
  3. Step 3: Cross multiply
    11,934.71x = 17,900.66 × 3,170.30
  4. Step 4: Simplify right side
    11,934.71x = 56,750,462.40
  5. Step 5: Solve for x
    x = 56,750,462.40/11,934.71
  6. Step 6: Final answer
    x = 4,755.08

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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.