Home / 5,419.26-8,125.39-3,564.76

Finding the Fourth Proportional to 5,419.26, 8,125.39 and 3,564.76

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Solution

The fourth proportional to 5,419.26, 8,125.39 and 3,564.76 is: 5,344.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.26 : 8,125.39 = 3,564.76 : x
  2. Step 2: Convert to fraction form
    5,419.26/8,125.39 = 3,564.76/x
  3. Step 3: Cross multiply
    5,419.26x = 8,125.39 × 3,564.76
  4. Step 4: Simplify right side
    5,419.26x = 28,965,065.26
  5. Step 5: Solve for x
    x = 28,965,065.26/5,419.26
  6. Step 6: Final answer
    x = 5,344.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.