Home / 8,199.50-11,314.27-4,662.79

Finding the Fourth Proportional to 8,199.50, 11,314.27 and 4,662.79

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Solution

The fourth proportional to 8,199.50, 11,314.27 and 4,662.79 is: 6,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.50 : 11,314.27 = 4,662.79 : x
  2. Step 2: Convert to fraction form
    8,199.50/11,314.27 = 4,662.79/x
  3. Step 3: Cross multiply
    8,199.50x = 11,314.27 × 4,662.79
  4. Step 4: Simplify right side
    8,199.50x = 52,756,065.01
  5. Step 5: Solve for x
    x = 52,756,065.01/8,199.50
  6. Step 6: Final answer
    x = 6,434.06

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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.