Home / 4,738.16-7,107.23-2,543.87

Finding the Fourth Proportional to 4,738.16, 7,107.23 and 2,543.87

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Solution

The fourth proportional to 4,738.16, 7,107.23 and 2,543.87 is: 3,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.16 : 7,107.23 = 2,543.87 : x
  2. Step 2: Convert to fraction form
    4,738.16/7,107.23 = 2,543.87/x
  3. Step 3: Cross multiply
    4,738.16x = 7,107.23 × 2,543.87
  4. Step 4: Simplify right side
    4,738.16x = 18,079,893.31
  5. Step 5: Solve for x
    x = 18,079,893.31/4,738.16
  6. Step 6: Final answer
    x = 3,815.80

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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.