Home / 8,477.08-12,716.18-2,930.96

Finding the Fourth Proportional to 8,477.08, 12,716.18 and 2,930.96

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Solution

The fourth proportional to 8,477.08, 12,716.18 and 2,930.96 is: 4,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.08 : 12,716.18 = 2,930.96 : x
  2. Step 2: Convert to fraction form
    8,477.08/12,716.18 = 2,930.96/x
  3. Step 3: Cross multiply
    8,477.08x = 12,716.18 × 2,930.96
  4. Step 4: Simplify right side
    8,477.08x = 37,270,614.93
  5. Step 5: Solve for x
    x = 37,270,614.93/8,477.08
  6. Step 6: Final answer
    x = 4,396.63

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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.