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Finding the Fourth Proportional to 8,150.88, 12,203.04 and 5,369.07

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Solution

The fourth proportional to 8,150.88, 12,203.04 and 5,369.07 is: 8,038.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.88 : 12,203.04 = 5,369.07 : x
  2. Step 2: Convert to fraction form
    8,150.88/12,203.04 = 5,369.07/x
  3. Step 3: Cross multiply
    8,150.88x = 12,203.04 × 5,369.07
  4. Step 4: Simplify right side
    8,150.88x = 65,518,975.97
  5. Step 5: Solve for x
    x = 65,518,975.97/8,150.88
  6. Step 6: Final answer
    x = 8,038.27

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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.