Home / 6,922.36-9,551.96-3,897.09

Finding the Fourth Proportional to 6,922.36, 9,551.96 and 3,897.09

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Solution

The fourth proportional to 6,922.36, 9,551.96 and 3,897.09 is: 5,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.36 : 9,551.96 = 3,897.09 : x
  2. Step 2: Convert to fraction form
    6,922.36/9,551.96 = 3,897.09/x
  3. Step 3: Cross multiply
    6,922.36x = 9,551.96 × 3,897.09
  4. Step 4: Simplify right side
    6,922.36x = 37,224,861.93
  5. Step 5: Solve for x
    x = 37,224,861.93/6,922.36
  6. Step 6: Final answer
    x = 5,377.49

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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.