Home / 4,175.78-6,251.36-3,085.02

Finding the Fourth Proportional to 4,175.78, 6,251.36 and 3,085.02

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Solution

The fourth proportional to 4,175.78, 6,251.36 and 3,085.02 is: 4,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.78 : 6,251.36 = 3,085.02 : x
  2. Step 2: Convert to fraction form
    4,175.78/6,251.36 = 3,085.02/x
  3. Step 3: Cross multiply
    4,175.78x = 6,251.36 × 3,085.02
  4. Step 4: Simplify right side
    4,175.78x = 19,285,555.20
  5. Step 5: Solve for x
    x = 19,285,555.20/4,175.78
  6. Step 6: Final answer
    x = 4,618.44

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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.