Home / 3,749.18-5,620.13-2,516.91

Finding the Fourth Proportional to 3,749.18, 5,620.13 and 2,516.91

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Solution

The fourth proportional to 3,749.18, 5,620.13 and 2,516.91 is: 3,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.18 : 5,620.13 = 2,516.91 : x
  2. Step 2: Convert to fraction form
    3,749.18/5,620.13 = 2,516.91/x
  3. Step 3: Cross multiply
    3,749.18x = 5,620.13 × 2,516.91
  4. Step 4: Simplify right side
    3,749.18x = 14,145,361.40
  5. Step 5: Solve for x
    x = 14,145,361.40/3,749.18
  6. Step 6: Final answer
    x = 3,772.93

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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.