Home / 4,515.72-6,766.29-1,739.14

Finding the Fourth Proportional to 4,515.72, 6,766.29 and 1,739.14

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Solution

The fourth proportional to 4,515.72, 6,766.29 and 1,739.14 is: 2,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.72 : 6,766.29 = 1,739.14 : x
  2. Step 2: Convert to fraction form
    4,515.72/6,766.29 = 1,739.14/x
  3. Step 3: Cross multiply
    4,515.72x = 6,766.29 × 1,739.14
  4. Step 4: Simplify right side
    4,515.72x = 11,767,525.59
  5. Step 5: Solve for x
    x = 11,767,525.59/4,515.72
  6. Step 6: Final answer
    x = 2,605.90

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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.