Home / 4,020.68-6,025.98-2,171.72

Finding the Fourth Proportional to 4,020.68, 6,025.98 and 2,171.72

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Solution

The fourth proportional to 4,020.68, 6,025.98 and 2,171.72 is: 3,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.68 : 6,025.98 = 2,171.72 : x
  2. Step 2: Convert to fraction form
    4,020.68/6,025.98 = 2,171.72/x
  3. Step 3: Cross multiply
    4,020.68x = 6,025.98 × 2,171.72
  4. Step 4: Simplify right side
    4,020.68x = 13,086,741.29
  5. Step 5: Solve for x
    x = 13,086,741.29/4,020.68
  6. Step 6: Final answer
    x = 3,254.86

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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.