Home / 3,746.21-5,168.61-2,174.00

Finding the Fourth Proportional to 3,746.21, 5,168.61 and 2,174.00

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Solution

The fourth proportional to 3,746.21, 5,168.61 and 2,174.00 is: 2,999.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.21 : 5,168.61 = 2,174.00 : x
  2. Step 2: Convert to fraction form
    3,746.21/5,168.61 = 2,174.00/x
  3. Step 3: Cross multiply
    3,746.21x = 5,168.61 × 2,174.00
  4. Step 4: Simplify right side
    3,746.21x = 11,236,532.30
  5. Step 5: Solve for x
    x = 11,236,532.30/3,746.21
  6. Step 6: Final answer
    x = 2,999.44

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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.