Home / 5,149.60-7,722.48-2,683.36

Finding the Fourth Proportional to 5,149.60, 7,722.48 and 2,683.36

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Solution

The fourth proportional to 5,149.60, 7,722.48 and 2,683.36 is: 4,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.60 : 7,722.48 = 2,683.36 : x
  2. Step 2: Convert to fraction form
    5,149.60/7,722.48 = 2,683.36/x
  3. Step 3: Cross multiply
    5,149.60x = 7,722.48 × 2,683.36
  4. Step 4: Simplify right side
    5,149.60x = 20,722,193.93
  5. Step 5: Solve for x
    x = 20,722,193.93/5,149.60
  6. Step 6: Final answer
    x = 4,024.04

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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.