Home / 8,069.26-12,077.85-4,168.30

Finding the Fourth Proportional to 8,069.26, 12,077.85 and 4,168.30

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Solution

The fourth proportional to 8,069.26, 12,077.85 and 4,168.30 is: 6,239.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.26 : 12,077.85 = 4,168.30 : x
  2. Step 2: Convert to fraction form
    8,069.26/12,077.85 = 4,168.30/x
  3. Step 3: Cross multiply
    8,069.26x = 12,077.85 × 4,168.30
  4. Step 4: Simplify right side
    8,069.26x = 50,344,102.16
  5. Step 5: Solve for x
    x = 50,344,102.16/8,069.26
  6. Step 6: Final answer
    x = 6,239.00

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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.