Home / 5,141.09-7,096.44-3,124.50

Finding the Fourth Proportional to 5,141.09, 7,096.44 and 3,124.50

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Solution

The fourth proportional to 5,141.09, 7,096.44 and 3,124.50 is: 4,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.09 : 7,096.44 = 3,124.50 : x
  2. Step 2: Convert to fraction form
    5,141.09/7,096.44 = 3,124.50/x
  3. Step 3: Cross multiply
    5,141.09x = 7,096.44 × 3,124.50
  4. Step 4: Simplify right side
    5,141.09x = 22,172,791.30
  5. Step 5: Solve for x
    x = 22,172,791.30/5,141.09
  6. Step 6: Final answer
    x = 4,312.86

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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.