Home / 10,131.18-15,196.77-2,735.63

Finding the Fourth Proportional to 10,131.18, 15,196.77 and 2,735.63

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Solution

The fourth proportional to 10,131.18, 15,196.77 and 2,735.63 is: 4,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.18 : 15,196.77 = 2,735.63 : x
  2. Step 2: Convert to fraction form
    10,131.18/15,196.77 = 2,735.63/x
  3. Step 3: Cross multiply
    10,131.18x = 15,196.77 × 2,735.63
  4. Step 4: Simplify right side
    10,131.18x = 41,572,663.93
  5. Step 5: Solve for x
    x = 41,572,663.93/10,131.18
  6. Step 6: Final answer
    x = 4,103.44

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Similar ratio
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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.