Home / 10,087.64-15,131.45-3,067.62

Finding the Fourth Proportional to 10,087.64, 15,131.45 and 3,067.62

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Solution

The fourth proportional to 10,087.64, 15,131.45 and 3,067.62 is: 4,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.64 : 15,131.45 = 3,067.62 : x
  2. Step 2: Convert to fraction form
    10,087.64/15,131.45 = 3,067.62/x
  3. Step 3: Cross multiply
    10,087.64x = 15,131.45 × 3,067.62
  4. Step 4: Simplify right side
    10,087.64x = 46,417,523.31
  5. Step 5: Solve for x
    x = 46,417,523.31/10,087.64
  6. Step 6: Final answer
    x = 4,601.43

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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.