Home / 8,738.69-12,057.05-5,596.70

Finding the Fourth Proportional to 8,738.69, 12,057.05 and 5,596.70

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Solution

The fourth proportional to 8,738.69, 12,057.05 and 5,596.70 is: 7,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.69 : 12,057.05 = 5,596.70 : x
  2. Step 2: Convert to fraction form
    8,738.69/12,057.05 = 5,596.70/x
  3. Step 3: Cross multiply
    8,738.69x = 12,057.05 × 5,596.70
  4. Step 4: Simplify right side
    8,738.69x = 67,479,645.44
  5. Step 5: Solve for x
    x = 67,479,645.44/8,738.69
  6. Step 6: Final answer
    x = 7,721.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.