Home / 6,110.78-8,433.11-3,458.09

Finding the Fourth Proportional to 6,110.78, 8,433.11 and 3,458.09

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Solution

The fourth proportional to 6,110.78, 8,433.11 and 3,458.09 is: 4,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.78 : 8,433.11 = 3,458.09 : x
  2. Step 2: Convert to fraction form
    6,110.78/8,433.11 = 3,458.09/x
  3. Step 3: Cross multiply
    6,110.78x = 8,433.11 × 3,458.09
  4. Step 4: Simplify right side
    6,110.78x = 29,162,483.09
  5. Step 5: Solve for x
    x = 29,162,483.09/6,110.78
  6. Step 6: Final answer
    x = 4,772.31

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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.