Home / 8,193.18-12,290.22-2,349.63

Finding the Fourth Proportional to 8,193.18, 12,290.22 and 2,349.63

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Solution

The fourth proportional to 8,193.18, 12,290.22 and 2,349.63 is: 3,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.18 : 12,290.22 = 2,349.63 : x
  2. Step 2: Convert to fraction form
    8,193.18/12,290.22 = 2,349.63/x
  3. Step 3: Cross multiply
    8,193.18x = 12,290.22 × 2,349.63
  4. Step 4: Simplify right side
    8,193.18x = 28,877,408.17
  5. Step 5: Solve for x
    x = 28,877,408.17/8,193.18
  6. Step 6: Final answer
    x = 3,524.57

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Double scale
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Similar ratio
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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.