Home / 4,108.64-5,669.93-2,220.22

Finding the Fourth Proportional to 4,108.64, 5,669.93 and 2,220.22

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Solution

The fourth proportional to 4,108.64, 5,669.93 and 2,220.22 is: 3,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.64 : 5,669.93 = 2,220.22 : x
  2. Step 2: Convert to fraction form
    4,108.64/5,669.93 = 2,220.22/x
  3. Step 3: Cross multiply
    4,108.64x = 5,669.93 × 2,220.22
  4. Step 4: Simplify right side
    4,108.64x = 12,588,470.47
  5. Step 5: Solve for x
    x = 12,588,470.47/4,108.64
  6. Step 6: Final answer
    x = 3,063.90

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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.