Home / 11,633.88-16,054.95-6,328.78

Finding the Fourth Proportional to 11,633.88, 16,054.95 and 6,328.78

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Solution

The fourth proportional to 11,633.88, 16,054.95 and 6,328.78 is: 8,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633.88 : 16,054.95 = 6,328.78 : x
  2. Step 2: Convert to fraction form
    11,633.88/16,054.95 = 6,328.78/x
  3. Step 3: Cross multiply
    11,633.88x = 16,054.95 × 6,328.78
  4. Step 4: Simplify right side
    11,633.88x = 101,608,246.46
  5. Step 5: Solve for x
    x = 101,608,246.46/11,633.88
  6. Step 6: Final answer
    x = 8,733.82

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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.