Home / 6,921.76-10,383.99-2,242.93

Finding the Fourth Proportional to 6,921.76, 10,383.99 and 2,242.93

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Solution

The fourth proportional to 6,921.76, 10,383.99 and 2,242.93 is: 3,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.76 : 10,383.99 = 2,242.93 : x
  2. Step 2: Convert to fraction form
    6,921.76/10,383.99 = 2,242.93/x
  3. Step 3: Cross multiply
    6,921.76x = 10,383.99 × 2,242.93
  4. Step 4: Simplify right side
    6,921.76x = 23,290,562.69
  5. Step 5: Solve for x
    x = 23,290,562.69/6,921.76
  6. Step 6: Final answer
    x = 3,364.83

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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.