Home / 8,119.50-11,204.97-4,764.30

Finding the Fourth Proportional to 8,119.50, 11,204.97 and 4,764.30

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Solution

The fourth proportional to 8,119.50, 11,204.97 and 4,764.30 is: 6,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.50 : 11,204.97 = 4,764.30 : x
  2. Step 2: Convert to fraction form
    8,119.50/11,204.97 = 4,764.30/x
  3. Step 3: Cross multiply
    8,119.50x = 11,204.97 × 4,764.30
  4. Step 4: Simplify right side
    8,119.50x = 53,383,838.57
  5. Step 5: Solve for x
    x = 53,383,838.57/8,119.50
  6. Step 6: Final answer
    x = 6,574.77

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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.