Home / 7,508.08-11,245.71-3,803.95

Finding the Fourth Proportional to 7,508.08, 11,245.71 and 3,803.95

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Solution

The fourth proportional to 7,508.08, 11,245.71 and 3,803.95 is: 5,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.08 : 11,245.71 = 3,803.95 : x
  2. Step 2: Convert to fraction form
    7,508.08/11,245.71 = 3,803.95/x
  3. Step 3: Cross multiply
    7,508.08x = 11,245.71 × 3,803.95
  4. Step 4: Simplify right side
    7,508.08x = 42,778,090.44
  5. Step 5: Solve for x
    x = 42,778,090.44/7,508.08
  6. Step 6: Final answer
    x = 5,697.61

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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.