Home / 11,630.24-17,442.92-3,837.28

Finding the Fourth Proportional to 11,630.24, 17,442.92 and 3,837.28

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Solution

The fourth proportional to 11,630.24, 17,442.92 and 3,837.28 is: 5,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.24 : 17,442.92 = 3,837.28 : x
  2. Step 2: Convert to fraction form
    11,630.24/17,442.92 = 3,837.28/x
  3. Step 3: Cross multiply
    11,630.24x = 17,442.92 × 3,837.28
  4. Step 4: Simplify right side
    11,630.24x = 66,933,368.06
  5. Step 5: Solve for x
    x = 66,933,368.06/11,630.24
  6. Step 6: Final answer
    x = 5,755.11

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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.