Home / 8,050.11-12,078.47-3,669.63

Finding the Fourth Proportional to 8,050.11, 12,078.47 and 3,669.63

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Solution

The fourth proportional to 8,050.11, 12,078.47 and 3,669.63 is: 5,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.11 : 12,078.47 = 3,669.63 : x
  2. Step 2: Convert to fraction form
    8,050.11/12,078.47 = 3,669.63/x
  3. Step 3: Cross multiply
    8,050.11x = 12,078.47 × 3,669.63
  4. Step 4: Simplify right side
    8,050.11x = 44,323,515.87
  5. Step 5: Solve for x
    x = 44,323,515.87/8,050.11
  6. Step 6: Final answer
    x = 5,505.95

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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.