Home / 3,184.78-4,776.24-1,104.70

Finding the Fourth Proportional to 3,184.78, 4,776.24 and 1,104.70

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Solution

The fourth proportional to 3,184.78, 4,776.24 and 1,104.70 is: 1,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.78 : 4,776.24 = 1,104.70 : x
  2. Step 2: Convert to fraction form
    3,184.78/4,776.24 = 1,104.70/x
  3. Step 3: Cross multiply
    3,184.78x = 4,776.24 × 1,104.70
  4. Step 4: Simplify right side
    3,184.78x = 5,276,312.33
  5. Step 5: Solve for x
    x = 5,276,312.33/3,184.78
  6. Step 6: Final answer
    x = 1,656.73

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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.