Home / 8,493.80-11,727.12-6,500.76

Finding the Fourth Proportional to 8,493.80, 11,727.12 and 6,500.76

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Solution

The fourth proportional to 8,493.80, 11,727.12 and 6,500.76 is: 8,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.80 : 11,727.12 = 6,500.76 : x
  2. Step 2: Convert to fraction form
    8,493.80/11,727.12 = 6,500.76/x
  3. Step 3: Cross multiply
    8,493.80x = 11,727.12 × 6,500.76
  4. Step 4: Simplify right side
    8,493.80x = 76,235,192.61
  5. Step 5: Solve for x
    x = 76,235,192.61/8,493.80
  6. Step 6: Final answer
    x = 8,975.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.