Home / 11,444.50-17,166.30-6,446.80

Finding the Fourth Proportional to 11,444.50, 17,166.30 and 6,446.80

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Solution

The fourth proportional to 11,444.50, 17,166.30 and 6,446.80 is: 9,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.50 : 17,166.30 = 6,446.80 : x
  2. Step 2: Convert to fraction form
    11,444.50/17,166.30 = 6,446.80/x
  3. Step 3: Cross multiply
    11,444.50x = 17,166.30 × 6,446.80
  4. Step 4: Simplify right side
    11,444.50x = 110,667,702.84
  5. Step 5: Solve for x
    x = 110,667,702.84/11,444.50
  6. Step 6: Final answer
    x = 9,669.95

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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.