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Finding the Fourth Proportional to 8,334.50, 11,504.50 and 4,799.12

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Solution

The fourth proportional to 8,334.50, 11,504.50 and 4,799.12 is: 6,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.50 : 11,504.50 = 4,799.12 : x
  2. Step 2: Convert to fraction form
    8,334.50/11,504.50 = 4,799.12/x
  3. Step 3: Cross multiply
    8,334.50x = 11,504.50 × 4,799.12
  4. Step 4: Simplify right side
    8,334.50x = 55,211,406.52
  5. Step 5: Solve for x
    x = 55,211,406.52/8,334.50
  6. Step 6: Final answer
    x = 6,624.45

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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.