Home / 3,746.52-5,171.34-2,175.24

Finding the Fourth Proportional to 3,746.52, 5,171.34 and 2,175.24

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Solution

The fourth proportional to 3,746.52, 5,171.34 and 2,175.24 is: 3,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.52 : 5,171.34 = 2,175.24 : x
  2. Step 2: Convert to fraction form
    3,746.52/5,171.34 = 2,175.24/x
  3. Step 3: Cross multiply
    3,746.52x = 5,171.34 × 2,175.24
  4. Step 4: Simplify right side
    3,746.52x = 11,248,905.62
  5. Step 5: Solve for x
    x = 11,248,905.62/3,746.52
  6. Step 6: Final answer
    x = 3,002.49

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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.