Home / 2,516.19-3,471.93-1,571.82

Finding the Fourth Proportional to 2,516.19, 3,471.93 and 1,571.82

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Solution

The fourth proportional to 2,516.19, 3,471.93 and 1,571.82 is: 2,168.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.19 : 3,471.93 = 1,571.82 : x
  2. Step 2: Convert to fraction form
    2,516.19/3,471.93 = 1,571.82/x
  3. Step 3: Cross multiply
    2,516.19x = 3,471.93 × 1,571.82
  4. Step 4: Simplify right side
    2,516.19x = 5,457,249.01
  5. Step 5: Solve for x
    x = 5,457,249.01/2,516.19
  6. Step 6: Final answer
    x = 2,168.85

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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.