Home / 7,996.48-11,034.96-4,639.62

Finding the Fourth Proportional to 7,996.48, 11,034.96 and 4,639.62

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Solution

The fourth proportional to 7,996.48, 11,034.96 and 4,639.62 is: 6,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.48 : 11,034.96 = 4,639.62 : x
  2. Step 2: Convert to fraction form
    7,996.48/11,034.96 = 4,639.62/x
  3. Step 3: Cross multiply
    7,996.48x = 11,034.96 × 4,639.62
  4. Step 4: Simplify right side
    7,996.48x = 51,198,021.12
  5. Step 5: Solve for x
    x = 51,198,021.12/7,996.48
  6. Step 6: Final answer
    x = 6,402.57

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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.