Home / 6,755.28-9,326.40-6,336.96

Finding the Fourth Proportional to 6,755.28, 9,326.40 and 6,336.96

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Solution

The fourth proportional to 6,755.28, 9,326.40 and 6,336.96 is: 8,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.28 : 9,326.40 = 6,336.96 : x
  2. Step 2: Convert to fraction form
    6,755.28/9,326.40 = 6,336.96/x
  3. Step 3: Cross multiply
    6,755.28x = 9,326.40 × 6,336.96
  4. Step 4: Simplify right side
    6,755.28x = 59,101,023.74
  5. Step 5: Solve for x
    x = 59,101,023.74/6,755.28
  6. Step 6: Final answer
    x = 8,748.86

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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.