Home / 6,628.90-9,944.56-2,731.18

Finding the Fourth Proportional to 6,628.90, 9,944.56 and 2,731.18

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Solution

The fourth proportional to 6,628.90, 9,944.56 and 2,731.18 is: 4,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.90 : 9,944.56 = 2,731.18 : x
  2. Step 2: Convert to fraction form
    6,628.90/9,944.56 = 2,731.18/x
  3. Step 3: Cross multiply
    6,628.90x = 9,944.56 × 2,731.18
  4. Step 4: Simplify right side
    6,628.90x = 27,160,383.38
  5. Step 5: Solve for x
    x = 27,160,383.38/6,628.90
  6. Step 6: Final answer
    x = 4,097.27

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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.