Home / 11,235.62-16,853.43-3,840.14

Finding the Fourth Proportional to 11,235.62, 16,853.43 and 3,840.14

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Solution

The fourth proportional to 11,235.62, 16,853.43 and 3,840.14 is: 5,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.62 : 16,853.43 = 3,840.14 : x
  2. Step 2: Convert to fraction form
    11,235.62/16,853.43 = 3,840.14/x
  3. Step 3: Cross multiply
    11,235.62x = 16,853.43 × 3,840.14
  4. Step 4: Simplify right side
    11,235.62x = 64,719,530.68
  5. Step 5: Solve for x
    x = 64,719,530.68/11,235.62
  6. Step 6: Final answer
    x = 5,760.21

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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.