Home / 11,306.32-16,960.29-2,986.25

Finding the Fourth Proportional to 11,306.32, 16,960.29 and 2,986.25

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Solution

The fourth proportional to 11,306.32, 16,960.29 and 2,986.25 is: 4,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.32 : 16,960.29 = 2,986.25 : x
  2. Step 2: Convert to fraction form
    11,306.32/16,960.29 = 2,986.25/x
  3. Step 3: Cross multiply
    11,306.32x = 16,960.29 × 2,986.25
  4. Step 4: Simplify right side
    11,306.32x = 50,647,755.86
  5. Step 5: Solve for x
    x = 50,647,755.86/11,306.32
  6. Step 6: Final answer
    x = 4,479.60

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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.