Home / 9,108.94-13,662.66-3,841.62

Finding the Fourth Proportional to 9,108.94, 13,662.66 and 3,841.62

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Solution

The fourth proportional to 9,108.94, 13,662.66 and 3,841.62 is: 5,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.94 : 13,662.66 = 3,841.62 : x
  2. Step 2: Convert to fraction form
    9,108.94/13,662.66 = 3,841.62/x
  3. Step 3: Cross multiply
    9,108.94x = 13,662.66 × 3,841.62
  4. Step 4: Simplify right side
    9,108.94x = 52,486,747.91
  5. Step 5: Solve for x
    x = 52,486,747.91/9,108.94
  6. Step 6: Final answer
    x = 5,762.11

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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.