Home / 11,624.91-16,043.03-6,319.61

Finding the Fourth Proportional to 11,624.91, 16,043.03 and 6,319.61

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Solution

The fourth proportional to 11,624.91, 16,043.03 and 6,319.61 is: 8,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.91 : 16,043.03 = 6,319.61 : x
  2. Step 2: Convert to fraction form
    11,624.91/16,043.03 = 6,319.61/x
  3. Step 3: Cross multiply
    11,624.91x = 16,043.03 × 6,319.61
  4. Step 4: Simplify right side
    11,624.91x = 101,385,692.82
  5. Step 5: Solve for x
    x = 101,385,692.82/11,624.91
  6. Step 6: Final answer
    x = 8,721.42

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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.