Home / 8,050.19-12,077.81-3,611.64

Finding the Fourth Proportional to 8,050.19, 12,077.81 and 3,611.64

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Solution

The fourth proportional to 8,050.19, 12,077.81 and 3,611.64 is: 5,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.19 : 12,077.81 = 3,611.64 : x
  2. Step 2: Convert to fraction form
    8,050.19/12,077.81 = 3,611.64/x
  3. Step 3: Cross multiply
    8,050.19x = 12,077.81 × 3,611.64
  4. Step 4: Simplify right side
    8,050.19x = 43,620,674.55
  5. Step 5: Solve for x
    x = 43,620,674.55/8,050.19
  6. Step 6: Final answer
    x = 5,418.59

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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.