Home / 4,508.26-6,763.16-1,388.21

Finding the Fourth Proportional to 4,508.26, 6,763.16 and 1,388.21

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Solution

The fourth proportional to 4,508.26, 6,763.16 and 1,388.21 is: 2,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.26 : 6,763.16 = 1,388.21 : x
  2. Step 2: Convert to fraction form
    4,508.26/6,763.16 = 1,388.21/x
  3. Step 3: Cross multiply
    4,508.26x = 6,763.16 × 1,388.21
  4. Step 4: Simplify right side
    4,508.26x = 9,388,656.00
  5. Step 5: Solve for x
    x = 9,388,656.00/4,508.26
  6. Step 6: Final answer
    x = 2,082.54

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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.