Home / 8,184.24-12,276.36-3,564

Finding the Fourth Proportional to 8,184.24, 12,276.36 and 3,564

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Solution

The fourth proportional to 8,184.24, 12,276.36 and 3,564 is: 5,346

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.24 : 12,276.36 = 3,564 : x
  2. Step 2: Convert to fraction form
    8,184.24/12,276.36 = 3,564/x
  3. Step 3: Cross multiply
    8,184.24x = 12,276.36 × 3,564
  4. Step 4: Simplify right side
    8,184.24x = 43,752,947.04
  5. Step 5: Solve for x
    x = 43,752,947.04/8,184.24
  6. Step 6: Final answer
    x = 5,346

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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.