Home / 3,016.26-4,160.52-2,175.42

Finding the Fourth Proportional to 3,016.26, 4,160.52 and 2,175.42

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Solution

The fourth proportional to 3,016.26, 4,160.52 and 2,175.42 is: 3,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.26 : 4,160.52 = 2,175.42 : x
  2. Step 2: Convert to fraction form
    3,016.26/4,160.52 = 2,175.42/x
  3. Step 3: Cross multiply
    3,016.26x = 4,160.52 × 2,175.42
  4. Step 4: Simplify right side
    3,016.26x = 9,050,878.42
  5. Step 5: Solve for x
    x = 9,050,878.42/3,016.26
  6. Step 6: Final answer
    x = 3,000.70

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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.