Home / 11,231.03-15,499.01-6,753.94

Finding the Fourth Proportional to 11,231.03, 15,499.01 and 6,753.94

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Solution

The fourth proportional to 11,231.03, 15,499.01 and 6,753.94 is: 9,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.03 : 15,499.01 = 6,753.94 : x
  2. Step 2: Convert to fraction form
    11,231.03/15,499.01 = 6,753.94/x
  3. Step 3: Cross multiply
    11,231.03x = 15,499.01 × 6,753.94
  4. Step 4: Simplify right side
    11,231.03x = 104,679,361.74
  5. Step 5: Solve for x
    x = 104,679,361.74/11,231.03
  6. Step 6: Final answer
    x = 9,320.55

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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.