Home / 3,458.08-5,184.22-1,508.80

Finding the Fourth Proportional to 3,458.08, 5,184.22 and 1,508.80

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Solution

The fourth proportional to 3,458.08, 5,184.22 and 1,508.80 is: 2,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.08 : 5,184.22 = 1,508.80 : x
  2. Step 2: Convert to fraction form
    3,458.08/5,184.22 = 1,508.80/x
  3. Step 3: Cross multiply
    3,458.08x = 5,184.22 × 1,508.80
  4. Step 4: Simplify right side
    3,458.08x = 7,821,951.14
  5. Step 5: Solve for x
    x = 7,821,951.14/3,458.08
  6. Step 6: Final answer
    x = 2,261.93

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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.