Home / 9,961.16-14,936.64-5,577.44

Finding the Fourth Proportional to 9,961.16, 14,936.64 and 5,577.44

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Solution

The fourth proportional to 9,961.16, 14,936.64 and 5,577.44 is: 8,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.16 : 14,936.64 = 5,577.44 : x
  2. Step 2: Convert to fraction form
    9,961.16/14,936.64 = 5,577.44/x
  3. Step 3: Cross multiply
    9,961.16x = 14,936.64 × 5,577.44
  4. Step 4: Simplify right side
    9,961.16x = 83,308,213.40
  5. Step 5: Solve for x
    x = 83,308,213.40/9,961.16
  6. Step 6: Final answer
    x = 8,363.30

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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.