Home / 4,118.80-6,175.47-2,270.80

Finding the Fourth Proportional to 4,118.80, 6,175.47 and 2,270.80

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Solution

The fourth proportional to 4,118.80, 6,175.47 and 2,270.80 is: 3,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.80 : 6,175.47 = 2,270.80 : x
  2. Step 2: Convert to fraction form
    4,118.80/6,175.47 = 2,270.80/x
  3. Step 3: Cross multiply
    4,118.80x = 6,175.47 × 2,270.80
  4. Step 4: Simplify right side
    4,118.80x = 14,023,257.28
  5. Step 5: Solve for x
    x = 14,023,257.28/4,118.80
  6. Step 6: Final answer
    x = 3,404.69

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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.