Home / 3,746.44-5,170.80-2,174.50

Finding the Fourth Proportional to 3,746.44, 5,170.80 and 2,174.50

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Solution

The fourth proportional to 3,746.44, 5,170.80 and 2,174.50 is: 3,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.44 : 5,170.80 = 2,174.50 : x
  2. Step 2: Convert to fraction form
    3,746.44/5,170.80 = 2,174.50/x
  3. Step 3: Cross multiply
    3,746.44x = 5,170.80 × 2,174.50
  4. Step 4: Simplify right side
    3,746.44x = 11,243,904.60
  5. Step 5: Solve for x
    x = 11,243,904.60/3,746.44
  6. Step 6: Final answer
    x = 3,001.22

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1.5x scale

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.