Home / 6,628.89-9,944.55-2,731.17

Finding the Fourth Proportional to 6,628.89, 9,944.55 and 2,731.17

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Solution

The fourth proportional to 6,628.89, 9,944.55 and 2,731.17 is: 4,097.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.89 : 9,944.55 = 2,731.17 : x
  2. Step 2: Convert to fraction form
    6,628.89/9,944.55 = 2,731.17/x
  3. Step 3: Cross multiply
    6,628.89x = 9,944.55 × 2,731.17
  4. Step 4: Simplify right side
    6,628.89x = 27,160,256.62
  5. Step 5: Solve for x
    x = 27,160,256.62/6,628.89
  6. Step 6: Final answer
    x = 4,097.26

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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.