Home / 3,020.27-4,166.06-2,182.21

Finding the Fourth Proportional to 3,020.27, 4,166.06 and 2,182.21

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Solution

The fourth proportional to 3,020.27, 4,166.06 and 2,182.21 is: 3,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.27 : 4,166.06 = 2,182.21 : x
  2. Step 2: Convert to fraction form
    3,020.27/4,166.06 = 2,182.21/x
  3. Step 3: Cross multiply
    3,020.27x = 4,166.06 × 2,182.21
  4. Step 4: Simplify right side
    3,020.27x = 9,091,186.05
  5. Step 5: Solve for x
    x = 9,091,186.05/3,020.27
  6. Step 6: Final answer
    x = 3,010.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.