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Finding the Fourth Proportional to 8,063.74, 11,128.15 and 4,527.01

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Solution

The fourth proportional to 8,063.74, 11,128.15 and 4,527.01 is: 6,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.74 : 11,128.15 = 4,527.01 : x
  2. Step 2: Convert to fraction form
    8,063.74/11,128.15 = 4,527.01/x
  3. Step 3: Cross multiply
    8,063.74x = 11,128.15 × 4,527.01
  4. Step 4: Simplify right side
    8,063.74x = 50,377,246.33
  5. Step 5: Solve for x
    x = 50,377,246.33/8,063.74
  6. Step 6: Final answer
    x = 6,247.38

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Half scale
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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.