Home / 8,316.39-11,473.68-5,333.84

Finding the Fourth Proportional to 8,316.39, 11,473.68 and 5,333.84

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Solution

The fourth proportional to 8,316.39, 11,473.68 and 5,333.84 is: 7,358.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.39 : 11,473.68 = 5,333.84 : x
  2. Step 2: Convert to fraction form
    8,316.39/11,473.68 = 5,333.84/x
  3. Step 3: Cross multiply
    8,316.39x = 11,473.68 × 5,333.84
  4. Step 4: Simplify right side
    8,316.39x = 61,198,773.33
  5. Step 5: Solve for x
    x = 61,198,773.33/8,316.39
  6. Step 6: Final answer
    x = 7,358.81

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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.