Home / 5,114.50-7,673.61-2,519.26

Finding the Fourth Proportional to 5,114.50, 7,673.61 and 2,519.26

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Solution

The fourth proportional to 5,114.50, 7,673.61 and 2,519.26 is: 3,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.50 : 7,673.61 = 2,519.26 : x
  2. Step 2: Convert to fraction form
    5,114.50/7,673.61 = 2,519.26/x
  3. Step 3: Cross multiply
    5,114.50x = 7,673.61 × 2,519.26
  4. Step 4: Simplify right side
    5,114.50x = 19,331,818.73
  5. Step 5: Solve for x
    x = 19,331,818.73/5,114.50
  6. Step 6: Final answer
    x = 3,779.81

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1.5x scale

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.