Home / 8,911.08-13,366.34-4,234.46

Finding the Fourth Proportional to 8,911.08, 13,366.34 and 4,234.46

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Solution

The fourth proportional to 8,911.08, 13,366.34 and 4,234.46 is: 6,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.08 : 13,366.34 = 4,234.46 : x
  2. Step 2: Convert to fraction form
    8,911.08/13,366.34 = 4,234.46/x
  3. Step 3: Cross multiply
    8,911.08x = 13,366.34 × 4,234.46
  4. Step 4: Simplify right side
    8,911.08x = 56,599,144.07
  5. Step 5: Solve for x
    x = 56,599,144.07/8,911.08
  6. Step 6: Final answer
    x = 6,351.55

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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.