Home / 4,083.66-5,635.44-2,220.66

Finding the Fourth Proportional to 4,083.66, 5,635.44 and 2,220.66

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Solution

The fourth proportional to 4,083.66, 5,635.44 and 2,220.66 is: 3,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.66 : 5,635.44 = 2,220.66 : x
  2. Step 2: Convert to fraction form
    4,083.66/5,635.44 = 2,220.66/x
  3. Step 3: Cross multiply
    4,083.66x = 5,635.44 × 2,220.66
  4. Step 4: Simplify right side
    4,083.66x = 12,514,396.19
  5. Step 5: Solve for x
    x = 12,514,396.19/4,083.66
  6. Step 6: Final answer
    x = 3,064.50

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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.