Home / 11,643.06-16,067.43-6,337.92

Finding the Fourth Proportional to 11,643.06, 16,067.43 and 6,337.92

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Solution

The fourth proportional to 11,643.06, 16,067.43 and 6,337.92 is: 8,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.06 : 16,067.43 = 6,337.92 : x
  2. Step 2: Convert to fraction form
    11,643.06/16,067.43 = 6,337.92/x
  3. Step 3: Cross multiply
    11,643.06x = 16,067.43 × 6,337.92
  4. Step 4: Simplify right side
    11,643.06x = 101,834,085.95
  5. Step 5: Solve for x
    x = 101,834,085.95/11,643.06
  6. Step 6: Final answer
    x = 8,746.33

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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.