Home / 11,092.76-15,310.59-7,316.60

Finding the Fourth Proportional to 11,092.76, 15,310.59 and 7,316.60

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Solution

The fourth proportional to 11,092.76, 15,310.59 and 7,316.60 is: 10,098.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.76 : 15,310.59 = 7,316.60 : x
  2. Step 2: Convert to fraction form
    11,092.76/15,310.59 = 7,316.60/x
  3. Step 3: Cross multiply
    11,092.76x = 15,310.59 × 7,316.60
  4. Step 4: Simplify right side
    11,092.76x = 112,021,462.79
  5. Step 5: Solve for x
    x = 112,021,462.79/11,092.76
  6. Step 6: Final answer
    x = 10,098.61

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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.