Home / 4,083.63-5,635.41-2,220.63

Finding the Fourth Proportional to 4,083.63, 5,635.41 and 2,220.63

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Solution

The fourth proportional to 4,083.63, 5,635.41 and 2,220.63 is: 3,064.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.63 : 5,635.41 = 2,220.63 : x
  2. Step 2: Convert to fraction form
    4,083.63/5,635.41 = 2,220.63/x
  3. Step 3: Cross multiply
    4,083.63x = 5,635.41 × 2,220.63
  4. Step 4: Simplify right side
    4,083.63x = 12,514,160.51
  5. Step 5: Solve for x
    x = 12,514,160.51/4,083.63
  6. Step 6: Final answer
    x = 3,064.47

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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.