Home / 11,719.53-17,587.71-4,604.85

Finding the Fourth Proportional to 11,719.53, 17,587.71 and 4,604.85

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Solution

The fourth proportional to 11,719.53, 17,587.71 and 4,604.85 is: 6,910.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.53 : 17,587.71 = 4,604.85 : x
  2. Step 2: Convert to fraction form
    11,719.53/17,587.71 = 4,604.85/x
  3. Step 3: Cross multiply
    11,719.53x = 17,587.71 × 4,604.85
  4. Step 4: Simplify right side
    11,719.53x = 80,988,766.39
  5. Step 5: Solve for x
    x = 80,988,766.39/11,719.53
  6. Step 6: Final answer
    x = 6,910.58

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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.