Home / 9,330.78-13,996.44-3,486.27

Finding the Fourth Proportional to 9,330.78, 13,996.44 and 3,486.27

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Solution

The fourth proportional to 9,330.78, 13,996.44 and 3,486.27 is: 5,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.78 : 13,996.44 = 3,486.27 : x
  2. Step 2: Convert to fraction form
    9,330.78/13,996.44 = 3,486.27/x
  3. Step 3: Cross multiply
    9,330.78x = 13,996.44 × 3,486.27
  4. Step 4: Simplify right side
    9,330.78x = 48,795,368.88
  5. Step 5: Solve for x
    x = 48,795,368.88/9,330.78
  6. Step 6: Final answer
    x = 5,229.51

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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.