Home / 9,236.34-12,756.76-6,729.66

Finding the Fourth Proportional to 9,236.34, 12,756.76 and 6,729.66

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Solution

The fourth proportional to 9,236.34, 12,756.76 and 6,729.66 is: 9,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.34 : 12,756.76 = 6,729.66 : x
  2. Step 2: Convert to fraction form
    9,236.34/12,756.76 = 6,729.66/x
  3. Step 3: Cross multiply
    9,236.34x = 12,756.76 × 6,729.66
  4. Step 4: Simplify right side
    9,236.34x = 85,848,640.68
  5. Step 5: Solve for x
    x = 85,848,640.68/9,236.34
  6. Step 6: Final answer
    x = 9,294.66

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Half scale
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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.