Home / 5,137.32-7,712.61-2,673.84

Finding the Fourth Proportional to 5,137.32, 7,712.61 and 2,673.84

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Solution

The fourth proportional to 5,137.32, 7,712.61 and 2,673.84 is: 4,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.32 : 7,712.61 = 2,673.84 : x
  2. Step 2: Convert to fraction form
    5,137.32/7,712.61 = 2,673.84/x
  3. Step 3: Cross multiply
    5,137.32x = 7,712.61 × 2,673.84
  4. Step 4: Simplify right side
    5,137.32x = 20,622,285.12
  5. Step 5: Solve for x
    x = 20,622,285.12/5,137.32
  6. Step 6: Final answer
    x = 4,014.21

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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.