Home / 3,818.43-5,267.52-2,245.50

Finding the Fourth Proportional to 3,818.43, 5,267.52 and 2,245.50

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Solution

The fourth proportional to 3,818.43, 5,267.52 and 2,245.50 is: 3,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.43 : 5,267.52 = 2,245.50 : x
  2. Step 2: Convert to fraction form
    3,818.43/5,267.52 = 2,245.50/x
  3. Step 3: Cross multiply
    3,818.43x = 5,267.52 × 2,245.50
  4. Step 4: Simplify right side
    3,818.43x = 11,828,216.16
  5. Step 5: Solve for x
    x = 11,828,216.16/3,818.43
  6. Step 6: Final answer
    x = 3,097.66

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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.