Home / 6,451.56-9,669.18-2,940.54

Finding the Fourth Proportional to 6,451.56, 9,669.18 and 2,940.54

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Solution

The fourth proportional to 6,451.56, 9,669.18 and 2,940.54 is: 4,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.56 : 9,669.18 = 2,940.54 : x
  2. Step 2: Convert to fraction form
    6,451.56/9,669.18 = 2,940.54/x
  3. Step 3: Cross multiply
    6,451.56x = 9,669.18 × 2,940.54
  4. Step 4: Simplify right side
    6,451.56x = 28,432,610.56
  5. Step 5: Solve for x
    x = 28,432,610.56/6,451.56
  6. Step 6: Final answer
    x = 4,407.09

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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.