Home / 4,152.46-6,229.74-1,379.15

Finding the Fourth Proportional to 4,152.46, 6,229.74 and 1,379.15

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Solution

The fourth proportional to 4,152.46, 6,229.74 and 1,379.15 is: 2,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.46 : 6,229.74 = 1,379.15 : x
  2. Step 2: Convert to fraction form
    4,152.46/6,229.74 = 1,379.15/x
  3. Step 3: Cross multiply
    4,152.46x = 6,229.74 × 1,379.15
  4. Step 4: Simplify right side
    4,152.46x = 8,591,734.55
  5. Step 5: Solve for x
    x = 8,591,734.55/4,152.46
  6. Step 6: Final answer
    x = 2,069.07

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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.