Home / 3,079.01-4,243.96-2,329.49

Finding the Fourth Proportional to 3,079.01, 4,243.96 and 2,329.49

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Solution

The fourth proportional to 3,079.01, 4,243.96 and 2,329.49 is: 3,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.01 : 4,243.96 = 2,329.49 : x
  2. Step 2: Convert to fraction form
    3,079.01/4,243.96 = 2,329.49/x
  3. Step 3: Cross multiply
    3,079.01x = 4,243.96 × 2,329.49
  4. Step 4: Simplify right side
    3,079.01x = 9,886,262.38
  5. Step 5: Solve for x
    x = 9,886,262.38/3,079.01
  6. Step 6: Final answer
    x = 3,210.86

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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.