Home / 5,475.22-8,214.88-3,285.52

Finding the Fourth Proportional to 5,475.22, 8,214.88 and 3,285.52

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Solution

The fourth proportional to 5,475.22, 8,214.88 and 3,285.52 is: 4,929.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.22 : 8,214.88 = 3,285.52 : x
  2. Step 2: Convert to fraction form
    5,475.22/8,214.88 = 3,285.52/x
  3. Step 3: Cross multiply
    5,475.22x = 8,214.88 × 3,285.52
  4. Step 4: Simplify right side
    5,475.22x = 26,990,152.54
  5. Step 5: Solve for x
    x = 26,990,152.54/5,475.22
  6. Step 6: Final answer
    x = 4,929.51

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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.