Home / 6,351.09-8,764.92-3,518.58

Finding the Fourth Proportional to 6,351.09, 8,764.92 and 3,518.58

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Solution

The fourth proportional to 6,351.09, 8,764.92 and 3,518.58 is: 4,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.09 : 8,764.92 = 3,518.58 : x
  2. Step 2: Convert to fraction form
    6,351.09/8,764.92 = 3,518.58/x
  3. Step 3: Cross multiply
    6,351.09x = 8,764.92 × 3,518.58
  4. Step 4: Simplify right side
    6,351.09x = 30,840,072.21
  5. Step 5: Solve for x
    x = 30,840,072.21/6,351.09
  6. Step 6: Final answer
    x = 4,855.87

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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.