Home / 8,263.87-11,408.91-6,270.94

Finding the Fourth Proportional to 8,263.87, 11,408.91 and 6,270.94

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Solution

The fourth proportional to 8,263.87, 11,408.91 and 6,270.94 is: 8,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.87 : 11,408.91 = 6,270.94 : x
  2. Step 2: Convert to fraction form
    8,263.87/11,408.91 = 6,270.94/x
  3. Step 3: Cross multiply
    8,263.87x = 11,408.91 × 6,270.94
  4. Step 4: Simplify right side
    8,263.87x = 71,544,590.08
  5. Step 5: Solve for x
    x = 71,544,590.08/8,263.87
  6. Step 6: Final answer
    x = 8,657.52

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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.