Home / 4,378.58-6,559.23-3,284.18

Finding the Fourth Proportional to 4,378.58, 6,559.23 and 3,284.18

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Solution

The fourth proportional to 4,378.58, 6,559.23 and 3,284.18 is: 4,919.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.58 : 6,559.23 = 3,284.18 : x
  2. Step 2: Convert to fraction form
    4,378.58/6,559.23 = 3,284.18/x
  3. Step 3: Cross multiply
    4,378.58x = 6,559.23 × 3,284.18
  4. Step 4: Simplify right side
    4,378.58x = 21,541,691.98
  5. Step 5: Solve for x
    x = 21,541,691.98/4,378.58
  6. Step 6: Final answer
    x = 4,919.79

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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.