Home / 7,884.28-10,879.94-4,346.84

Finding the Fourth Proportional to 7,884.28, 10,879.94 and 4,346.84

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Solution

The fourth proportional to 7,884.28, 10,879.94 and 4,346.84 is: 5,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.28 : 10,879.94 = 4,346.84 : x
  2. Step 2: Convert to fraction form
    7,884.28/10,879.94 = 4,346.84/x
  3. Step 3: Cross multiply
    7,884.28x = 10,879.94 × 4,346.84
  4. Step 4: Simplify right side
    7,884.28x = 47,293,358.39
  5. Step 5: Solve for x
    x = 47,293,358.39/7,884.28
  6. Step 6: Final answer
    x = 5,998.44

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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.