Home / 4,074.70-6,124.20-3,540.10

Finding the Fourth Proportional to 4,074.70, 6,124.20 and 3,540.10

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Solution

The fourth proportional to 4,074.70, 6,124.20 and 3,540.10 is: 5,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.70 : 6,124.20 = 3,540.10 : x
  2. Step 2: Convert to fraction form
    4,074.70/6,124.20 = 3,540.10/x
  3. Step 3: Cross multiply
    4,074.70x = 6,124.20 × 3,540.10
  4. Step 4: Simplify right side
    4,074.70x = 21,680,280.42
  5. Step 5: Solve for x
    x = 21,680,280.42/4,074.70
  6. Step 6: Final answer
    x = 5,320.71

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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.