Home / 10,067.84-15,101.52-3,142.16

Finding the Fourth Proportional to 10,067.84, 15,101.52 and 3,142.16

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Solution

The fourth proportional to 10,067.84, 15,101.52 and 3,142.16 is: 4,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.84 : 15,101.52 = 3,142.16 : x
  2. Step 2: Convert to fraction form
    10,067.84/15,101.52 = 3,142.16/x
  3. Step 3: Cross multiply
    10,067.84x = 15,101.52 × 3,142.16
  4. Step 4: Simplify right side
    10,067.84x = 47,451,392.08
  5. Step 5: Solve for x
    x = 47,451,392.08/10,067.84
  6. Step 6: Final answer
    x = 4,713.17

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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.