Home / 6,921.33-10,377.87-3,224.39

Finding the Fourth Proportional to 6,921.33, 10,377.87 and 3,224.39

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Solution

The fourth proportional to 6,921.33, 10,377.87 and 3,224.39 is: 4,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.33 : 10,377.87 = 3,224.39 : x
  2. Step 2: Convert to fraction form
    6,921.33/10,377.87 = 3,224.39/x
  3. Step 3: Cross multiply
    6,921.33x = 10,377.87 × 3,224.39
  4. Step 4: Simplify right side
    6,921.33x = 33,462,236.27
  5. Step 5: Solve for x
    x = 33,462,236.27/6,921.33
  6. Step 6: Final answer
    x = 4,834.66

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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.