Home / 8,504.20-12,761.22-3,573.40

Finding the Fourth Proportional to 8,504.20, 12,761.22 and 3,573.40

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Solution

The fourth proportional to 8,504.20, 12,761.22 and 3,573.40 is: 5,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.20 : 12,761.22 = 3,573.40 : x
  2. Step 2: Convert to fraction form
    8,504.20/12,761.22 = 3,573.40/x
  3. Step 3: Cross multiply
    8,504.20x = 12,761.22 × 3,573.40
  4. Step 4: Simplify right side
    8,504.20x = 45,600,943.55
  5. Step 5: Solve for x
    x = 45,600,943.55/8,504.20
  6. Step 6: Final answer
    x = 5,362.17

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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.