Home / 6,351.24-8,764.68-3,518.52

Finding the Fourth Proportional to 6,351.24, 8,764.68 and 3,518.52

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Solution

The fourth proportional to 6,351.24, 8,764.68 and 3,518.52 is: 4,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.24 : 8,764.68 = 3,518.52 : x
  2. Step 2: Convert to fraction form
    6,351.24/8,764.68 = 3,518.52/x
  3. Step 3: Cross multiply
    6,351.24x = 8,764.68 × 3,518.52
  4. Step 4: Simplify right side
    6,351.24x = 30,838,701.87
  5. Step 5: Solve for x
    x = 30,838,701.87/6,351.24
  6. Step 6: Final answer
    x = 4,855.54

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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.