Home / 8,310.76-11,468.87-5,326.59

Finding the Fourth Proportional to 8,310.76, 11,468.87 and 5,326.59

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Solution

The fourth proportional to 8,310.76, 11,468.87 and 5,326.59 is: 7,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.76 : 11,468.87 = 5,326.59 : x
  2. Step 2: Convert to fraction form
    8,310.76/11,468.87 = 5,326.59/x
  3. Step 3: Cross multiply
    8,310.76x = 11,468.87 × 5,326.59
  4. Step 4: Simplify right side
    8,310.76x = 61,089,968.25
  5. Step 5: Solve for x
    x = 61,089,968.25/8,310.76
  6. Step 6: Final answer
    x = 7,350.71

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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.