Home / 7,372.25-11,058.38-1,900.25

Finding the Fourth Proportional to 7,372.25, 11,058.38 and 1,900.25

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Solution

The fourth proportional to 7,372.25, 11,058.38 and 1,900.25 is: 2,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.25 : 11,058.38 = 1,900.25 : x
  2. Step 2: Convert to fraction form
    7,372.25/11,058.38 = 1,900.25/x
  3. Step 3: Cross multiply
    7,372.25x = 11,058.38 × 1,900.25
  4. Step 4: Simplify right side
    7,372.25x = 21,013,686.60
  5. Step 5: Solve for x
    x = 21,013,686.60/7,372.25
  6. Step 6: Final answer
    x = 2,850.38

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Double scale
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Similar ratio
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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.