Home / 10,092.16-13,926.42-5,615.80

Finding the Fourth Proportional to 10,092.16, 13,926.42 and 5,615.80

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Solution

The fourth proportional to 10,092.16, 13,926.42 and 5,615.80 is: 7,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.16 : 13,926.42 = 5,615.80 : x
  2. Step 2: Convert to fraction form
    10,092.16/13,926.42 = 5,615.80/x
  3. Step 3: Cross multiply
    10,092.16x = 13,926.42 × 5,615.80
  4. Step 4: Simplify right side
    10,092.16x = 78,207,989.44
  5. Step 5: Solve for x
    x = 78,207,989.44/10,092.16
  6. Step 6: Final answer
    x = 7,749.38

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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.