Home / 11,643.43-16,067.45-6,338.25

Finding the Fourth Proportional to 11,643.43, 16,067.45 and 6,338.25

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Solution

The fourth proportional to 11,643.43, 16,067.45 and 6,338.25 is: 8,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.43 : 16,067.45 = 6,338.25 : x
  2. Step 2: Convert to fraction form
    11,643.43/16,067.45 = 6,338.25/x
  3. Step 3: Cross multiply
    11,643.43x = 16,067.45 × 6,338.25
  4. Step 4: Simplify right side
    11,643.43x = 101,839,530.81
  5. Step 5: Solve for x
    x = 101,839,530.81/11,643.43
  6. Step 6: Final answer
    x = 8,746.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.