Home / 9,116.62-13,665.21-3,850.54

Finding the Fourth Proportional to 9,116.62, 13,665.21 and 3,850.54

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Solution

The fourth proportional to 9,116.62, 13,665.21 and 3,850.54 is: 5,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.62 : 13,665.21 = 3,850.54 : x
  2. Step 2: Convert to fraction form
    9,116.62/13,665.21 = 3,850.54/x
  3. Step 3: Cross multiply
    9,116.62x = 13,665.21 × 3,850.54
  4. Step 4: Simplify right side
    9,116.62x = 52,618,437.71
  5. Step 5: Solve for x
    x = 52,618,437.71/9,116.62
  6. Step 6: Final answer
    x = 5,771.70

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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.