Home / 11,038.44-16,561.26-5,195.64

Finding the Fourth Proportional to 11,038.44, 16,561.26 and 5,195.64

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Solution

The fourth proportional to 11,038.44, 16,561.26 and 5,195.64 is: 7,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.44 : 16,561.26 = 5,195.64 : x
  2. Step 2: Convert to fraction form
    11,038.44/16,561.26 = 5,195.64/x
  3. Step 3: Cross multiply
    11,038.44x = 16,561.26 × 5,195.64
  4. Step 4: Simplify right side
    11,038.44x = 86,046,344.91
  5. Step 5: Solve for x
    x = 86,046,344.91/11,038.44
  6. Step 6: Final answer
    x = 7,795.15

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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.