Home / 10,546.82-15,848.97-5,619.98

Finding the Fourth Proportional to 10,546.82, 15,848.97 and 5,619.98

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Solution

The fourth proportional to 10,546.82, 15,848.97 and 5,619.98 is: 8,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.82 : 15,848.97 = 5,619.98 : x
  2. Step 2: Convert to fraction form
    10,546.82/15,848.97 = 5,619.98/x
  3. Step 3: Cross multiply
    10,546.82x = 15,848.97 × 5,619.98
  4. Step 4: Simplify right side
    10,546.82x = 89,070,894.42
  5. Step 5: Solve for x
    x = 89,070,894.42/10,546.82
  6. Step 6: Final answer
    x = 8,445.28

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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.