Home / 8,350.05-12,500.47-6,168.52

Finding the Fourth Proportional to 8,350.05, 12,500.47 and 6,168.52

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Solution

The fourth proportional to 8,350.05, 12,500.47 and 6,168.52 is: 9,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.05 : 12,500.47 = 6,168.52 : x
  2. Step 2: Convert to fraction form
    8,350.05/12,500.47 = 6,168.52/x
  3. Step 3: Cross multiply
    8,350.05x = 12,500.47 × 6,168.52
  4. Step 4: Simplify right side
    8,350.05x = 77,109,399.20
  5. Step 5: Solve for x
    x = 77,109,399.20/8,350.05
  6. Step 6: Final answer
    x = 9,234.60

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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.