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Finding the Fourth Proportional to 7,635.59, 11,451.59 and 4,305.27

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Solution

The fourth proportional to 7,635.59, 11,451.59 and 4,305.27 is: 6,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.59 : 11,451.59 = 4,305.27 : x
  2. Step 2: Convert to fraction form
    7,635.59/11,451.59 = 4,305.27/x
  3. Step 3: Cross multiply
    7,635.59x = 11,451.59 × 4,305.27
  4. Step 4: Simplify right side
    7,635.59x = 49,302,186.88
  5. Step 5: Solve for x
    x = 49,302,186.88/7,635.59
  6. Step 6: Final answer
    x = 6,456.89

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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.