Home / 8,077.73-12,099.58-3,698.87

Finding the Fourth Proportional to 8,077.73, 12,099.58 and 3,698.87

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Solution

The fourth proportional to 8,077.73, 12,099.58 and 3,698.87 is: 5,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.73 : 12,099.58 = 3,698.87 : x
  2. Step 2: Convert to fraction form
    8,077.73/12,099.58 = 3,698.87/x
  3. Step 3: Cross multiply
    8,077.73x = 12,099.58 × 3,698.87
  4. Step 4: Simplify right side
    8,077.73x = 44,754,703.73
  5. Step 5: Solve for x
    x = 44,754,703.73/8,077.73
  6. Step 6: Final answer
    x = 5,540.51

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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.