Home / 4,020.05-6,025.82-2,170.65

Finding the Fourth Proportional to 4,020.05, 6,025.82 and 2,170.65

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Solution

The fourth proportional to 4,020.05, 6,025.82 and 2,170.65 is: 3,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.05 : 6,025.82 = 2,170.65 : x
  2. Step 2: Convert to fraction form
    4,020.05/6,025.82 = 2,170.65/x
  3. Step 3: Cross multiply
    4,020.05x = 6,025.82 × 2,170.65
  4. Step 4: Simplify right side
    4,020.05x = 13,079,946.18
  5. Step 5: Solve for x
    x = 13,079,946.18/4,020.05
  6. Step 6: Final answer
    x = 3,253.68

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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.