Home / 7,636.29-11,458.86-4,126.38

Finding the Fourth Proportional to 7,636.29, 11,458.86 and 4,126.38

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Solution

The fourth proportional to 7,636.29, 11,458.86 and 4,126.38 is: 6,191.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.29 : 11,458.86 = 4,126.38 : x
  2. Step 2: Convert to fraction form
    7,636.29/11,458.86 = 4,126.38/x
  3. Step 3: Cross multiply
    7,636.29x = 11,458.86 × 4,126.38
  4. Step 4: Simplify right side
    7,636.29x = 47,283,610.73
  5. Step 5: Solve for x
    x = 47,283,610.73/7,636.29
  6. Step 6: Final answer
    x = 6,191.96

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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.