Home / 8,546.04-12,819.15-3,615.03

Finding the Fourth Proportional to 8,546.04, 12,819.15 and 3,615.03

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Solution

The fourth proportional to 8,546.04, 12,819.15 and 3,615.03 is: 5,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.04 : 12,819.15 = 3,615.03 : x
  2. Step 2: Convert to fraction form
    8,546.04/12,819.15 = 3,615.03/x
  3. Step 3: Cross multiply
    8,546.04x = 12,819.15 × 3,615.03
  4. Step 4: Simplify right side
    8,546.04x = 46,341,611.82
  5. Step 5: Solve for x
    x = 46,341,611.82/8,546.04
  6. Step 6: Final answer
    x = 5,422.58

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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.