Home / 3,175.15-4,752.77-2,182.16

Finding the Fourth Proportional to 3,175.15, 4,752.77 and 2,182.16

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Solution

The fourth proportional to 3,175.15, 4,752.77 and 2,182.16 is: 3,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.15 : 4,752.77 = 2,182.16 : x
  2. Step 2: Convert to fraction form
    3,175.15/4,752.77 = 2,182.16/x
  3. Step 3: Cross multiply
    3,175.15x = 4,752.77 × 2,182.16
  4. Step 4: Simplify right side
    3,175.15x = 10,371,304.58
  5. Step 5: Solve for x
    x = 10,371,304.58/3,175.15
  6. Step 6: Final answer
    x = 3,266.40

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1.5x scale

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.