Home / 5,884.72-8,120.14-3,366.56

Finding the Fourth Proportional to 5,884.72, 8,120.14 and 3,366.56

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Solution

The fourth proportional to 5,884.72, 8,120.14 and 3,366.56 is: 4,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884.72 : 8,120.14 = 3,366.56 : x
  2. Step 2: Convert to fraction form
    5,884.72/8,120.14 = 3,366.56/x
  3. Step 3: Cross multiply
    5,884.72x = 8,120.14 × 3,366.56
  4. Step 4: Simplify right side
    5,884.72x = 27,336,938.52
  5. Step 5: Solve for x
    x = 27,336,938.52/5,884.72
  6. Step 6: Final answer
    x = 4,645.41

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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.