Home / 9,297.78-13,949.40-3,748.28

Finding the Fourth Proportional to 9,297.78, 13,949.40 and 3,748.28

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Solution

The fourth proportional to 9,297.78, 13,949.40 and 3,748.28 is: 5,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,297.78 : 13,949.40 = 3,748.28 : x
  2. Step 2: Convert to fraction form
    9,297.78/13,949.40 = 3,748.28/x
  3. Step 3: Cross multiply
    9,297.78x = 13,949.40 × 3,748.28
  4. Step 4: Simplify right side
    9,297.78x = 52,286,187.29
  5. Step 5: Solve for x
    x = 52,286,187.29/9,297.78
  6. Step 6: Final answer
    x = 5,623.51

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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.