Home / 8,466.06-12,699.66-2,919.96

Finding the Fourth Proportional to 8,466.06, 12,699.66 and 2,919.96

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Solution

The fourth proportional to 8,466.06, 12,699.66 and 2,919.96 is: 4,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.06 : 12,699.66 = 2,919.96 : x
  2. Step 2: Convert to fraction form
    8,466.06/12,699.66 = 2,919.96/x
  3. Step 3: Cross multiply
    8,466.06x = 12,699.66 × 2,919.96
  4. Step 4: Simplify right side
    8,466.06x = 37,082,499.21
  5. Step 5: Solve for x
    x = 37,082,499.21/8,466.06
  6. Step 6: Final answer
    x = 4,380.14

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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.