Home / 5,139.96-7,093.20-2,901.87

Finding the Fourth Proportional to 5,139.96, 7,093.20 and 2,901.87

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Solution

The fourth proportional to 5,139.96, 7,093.20 and 2,901.87 is: 4,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139.96 : 7,093.20 = 2,901.87 : x
  2. Step 2: Convert to fraction form
    5,139.96/7,093.20 = 2,901.87/x
  3. Step 3: Cross multiply
    5,139.96x = 7,093.20 × 2,901.87
  4. Step 4: Simplify right side
    5,139.96x = 20,583,544.28
  5. Step 5: Solve for x
    x = 20,583,544.28/5,139.96
  6. Step 6: Final answer
    x = 4,004.61

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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.