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Finding the Fourth Proportional to 9,936.66, 14,883.12 and 5,543.22

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Solution

The fourth proportional to 9,936.66, 14,883.12 and 5,543.22 is: 8,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.66 : 14,883.12 = 5,543.22 : x
  2. Step 2: Convert to fraction form
    9,936.66/14,883.12 = 5,543.22/x
  3. Step 3: Cross multiply
    9,936.66x = 14,883.12 × 5,543.22
  4. Step 4: Simplify right side
    9,936.66x = 82,500,408.45
  5. Step 5: Solve for x
    x = 82,500,408.45/9,936.66
  6. Step 6: Final answer
    x = 8,302.63

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1.5x scale

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.