Home / 8,786.20-12,124.44-4,806.52

Finding the Fourth Proportional to 8,786.20, 12,124.44 and 4,806.52

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Solution

The fourth proportional to 8,786.20, 12,124.44 and 4,806.52 is: 6,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.20 : 12,124.44 = 4,806.52 : x
  2. Step 2: Convert to fraction form
    8,786.20/12,124.44 = 4,806.52/x
  3. Step 3: Cross multiply
    8,786.20x = 12,124.44 × 4,806.52
  4. Step 4: Simplify right side
    8,786.20x = 58,276,363.35
  5. Step 5: Solve for x
    x = 58,276,363.35/8,786.20
  6. Step 6: Final answer
    x = 6,632.72

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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.