Home / 5,920.22-8,162.63-4,797.02

Finding the Fourth Proportional to 5,920.22, 8,162.63 and 4,797.02

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Solution

The fourth proportional to 5,920.22, 8,162.63 and 4,797.02 is: 6,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.22 : 8,162.63 = 4,797.02 : x
  2. Step 2: Convert to fraction form
    5,920.22/8,162.63 = 4,797.02/x
  3. Step 3: Cross multiply
    5,920.22x = 8,162.63 × 4,797.02
  4. Step 4: Simplify right side
    5,920.22x = 39,156,234.56
  5. Step 5: Solve for x
    x = 39,156,234.56/5,920.22
  6. Step 6: Final answer
    x = 6,613.99

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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.