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Finding the Fourth Proportional to 8,764.58, 13,146.87 and 3,832.90

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Solution

The fourth proportional to 8,764.58, 13,146.87 and 3,832.90 is: 5,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.58 : 13,146.87 = 3,832.90 : x
  2. Step 2: Convert to fraction form
    8,764.58/13,146.87 = 3,832.90/x
  3. Step 3: Cross multiply
    8,764.58x = 13,146.87 × 3,832.90
  4. Step 4: Simplify right side
    8,764.58x = 50,390,638.02
  5. Step 5: Solve for x
    x = 50,390,638.02/8,764.58
  6. Step 6: Final answer
    x = 5,749.35

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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.