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Finding the Fourth Proportional to 8,296.93, 12,443.22 and 5,663.95

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Solution

The fourth proportional to 8,296.93, 12,443.22 and 5,663.95 is: 8,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.93 : 12,443.22 = 5,663.95 : x
  2. Step 2: Convert to fraction form
    8,296.93/12,443.22 = 5,663.95/x
  3. Step 3: Cross multiply
    8,296.93x = 12,443.22 × 5,663.95
  4. Step 4: Simplify right side
    8,296.93x = 70,477,779.81
  5. Step 5: Solve for x
    x = 70,477,779.81/8,296.93
  6. Step 6: Final answer
    x = 8,494.44

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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.