Home / 5,137.64-7,089.42-3,793.96

Finding the Fourth Proportional to 5,137.64, 7,089.42 and 3,793.96

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Solution

The fourth proportional to 5,137.64, 7,089.42 and 3,793.96 is: 5,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.64 : 7,089.42 = 3,793.96 : x
  2. Step 2: Convert to fraction form
    5,137.64/7,089.42 = 3,793.96/x
  3. Step 3: Cross multiply
    5,137.64x = 7,089.42 × 3,793.96
  4. Step 4: Simplify right side
    5,137.64x = 26,896,975.90
  5. Step 5: Solve for x
    x = 26,896,975.90/5,137.64
  6. Step 6: Final answer
    x = 5,235.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.