Home / 11,089.01-15,301.09-6,372.38

Finding the Fourth Proportional to 11,089.01, 15,301.09 and 6,372.38

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Solution

The fourth proportional to 11,089.01, 15,301.09 and 6,372.38 is: 8,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.01 : 15,301.09 = 6,372.38 : x
  2. Step 2: Convert to fraction form
    11,089.01/15,301.09 = 6,372.38/x
  3. Step 3: Cross multiply
    11,089.01x = 15,301.09 × 6,372.38
  4. Step 4: Simplify right side
    11,089.01x = 97,504,359.89
  5. Step 5: Solve for x
    x = 97,504,359.89/11,089.01
  6. Step 6: Final answer
    x = 8,792.88

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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.