Home / 8,779.44-13,166.42-2,934.69

Finding the Fourth Proportional to 8,779.44, 13,166.42 and 2,934.69

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Solution

The fourth proportional to 8,779.44, 13,166.42 and 2,934.69 is: 4,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.44 : 13,166.42 = 2,934.69 : x
  2. Step 2: Convert to fraction form
    8,779.44/13,166.42 = 2,934.69/x
  3. Step 3: Cross multiply
    8,779.44x = 13,166.42 × 2,934.69
  4. Step 4: Simplify right side
    8,779.44x = 38,639,361.11
  5. Step 5: Solve for x
    x = 38,639,361.11/8,779.44
  6. Step 6: Final answer
    x = 4,401.12

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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.