Home / 3,746.02-5,170.14-2,175.02

Finding the Fourth Proportional to 3,746.02, 5,170.14 and 2,175.02

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Solution

The fourth proportional to 3,746.02, 5,170.14 and 2,175.02 is: 3,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.02 : 5,170.14 = 2,175.02 : x
  2. Step 2: Convert to fraction form
    3,746.02/5,170.14 = 2,175.02/x
  3. Step 3: Cross multiply
    3,746.02x = 5,170.14 × 2,175.02
  4. Step 4: Simplify right side
    3,746.02x = 11,245,157.90
  5. Step 5: Solve for x
    x = 11,245,157.90/3,746.02
  6. Step 6: Final answer
    x = 3,001.89

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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.