Home / 5,157.36-7,737.96-3,077.04

Finding the Fourth Proportional to 5,157.36, 7,737.96 and 3,077.04

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Solution

The fourth proportional to 5,157.36, 7,737.96 and 3,077.04 is: 4,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.36 : 7,737.96 = 3,077.04 : x
  2. Step 2: Convert to fraction form
    5,157.36/7,737.96 = 3,077.04/x
  3. Step 3: Cross multiply
    5,157.36x = 7,737.96 × 3,077.04
  4. Step 4: Simplify right side
    5,157.36x = 23,810,012.44
  5. Step 5: Solve for x
    x = 23,810,012.44/5,157.36
  6. Step 6: Final answer
    x = 4,616.71

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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.