Home / 8,766.63-13,149.68-2,923.29

Finding the Fourth Proportional to 8,766.63, 13,149.68 and 2,923.29

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Solution

The fourth proportional to 8,766.63, 13,149.68 and 2,923.29 is: 4,384.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.63 : 13,149.68 = 2,923.29 : x
  2. Step 2: Convert to fraction form
    8,766.63/13,149.68 = 2,923.29/x
  3. Step 3: Cross multiply
    8,766.63x = 13,149.68 × 2,923.29
  4. Step 4: Simplify right side
    8,766.63x = 38,440,313.43
  5. Step 5: Solve for x
    x = 38,440,313.43/8,766.63
  6. Step 6: Final answer
    x = 4,384.84

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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.