Home / 3,009.10-4,508.16-2,082.64

Finding the Fourth Proportional to 3,009.10, 4,508.16 and 2,082.64

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Solution

The fourth proportional to 3,009.10, 4,508.16 and 2,082.64 is: 3,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.10 : 4,508.16 = 2,082.64 : x
  2. Step 2: Convert to fraction form
    3,009.10/4,508.16 = 2,082.64/x
  3. Step 3: Cross multiply
    3,009.10x = 4,508.16 × 2,082.64
  4. Step 4: Simplify right side
    3,009.10x = 9,388,874.34
  5. Step 5: Solve for x
    x = 9,388,874.34/3,009.10
  6. Step 6: Final answer
    x = 3,120.16

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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.