Home / 3,175.25-4,754.34-2,587.85

Finding the Fourth Proportional to 3,175.25, 4,754.34 and 2,587.85

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Solution

The fourth proportional to 3,175.25, 4,754.34 and 2,587.85 is: 3,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.25 : 4,754.34 = 2,587.85 : x
  2. Step 2: Convert to fraction form
    3,175.25/4,754.34 = 2,587.85/x
  3. Step 3: Cross multiply
    3,175.25x = 4,754.34 × 2,587.85
  4. Step 4: Simplify right side
    3,175.25x = 12,303,482.06
  5. Step 5: Solve for x
    x = 12,303,482.06/3,175.25
  6. Step 6: Final answer
    x = 3,874.81

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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.