Home / 8,815.49-13,214.79-3,267.34

Finding the Fourth Proportional to 8,815.49, 13,214.79 and 3,267.34

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Solution

The fourth proportional to 8,815.49, 13,214.79 and 3,267.34 is: 4,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.49 : 13,214.79 = 3,267.34 : x
  2. Step 2: Convert to fraction form
    8,815.49/13,214.79 = 3,267.34/x
  3. Step 3: Cross multiply
    8,815.49x = 13,214.79 × 3,267.34
  4. Step 4: Simplify right side
    8,815.49x = 43,177,178.92
  5. Step 5: Solve for x
    x = 43,177,178.92/8,815.49
  6. Step 6: Final answer
    x = 4,897.88

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1.5x scale

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.