Home / 5,071.24-7,606.14-2,149.48

Finding the Fourth Proportional to 5,071.24, 7,606.14 and 2,149.48

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Solution

The fourth proportional to 5,071.24, 7,606.14 and 2,149.48 is: 3,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.24 : 7,606.14 = 2,149.48 : x
  2. Step 2: Convert to fraction form
    5,071.24/7,606.14 = 2,149.48/x
  3. Step 3: Cross multiply
    5,071.24x = 7,606.14 × 2,149.48
  4. Step 4: Simplify right side
    5,071.24x = 16,349,245.81
  5. Step 5: Solve for x
    x = 16,349,245.81/5,071.24
  6. Step 6: Final answer
    x = 3,223.91

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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.