Home / 3,220.43-4,448.45-2,593.28

Finding the Fourth Proportional to 3,220.43, 4,448.45 and 2,593.28

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Solution

The fourth proportional to 3,220.43, 4,448.45 and 2,593.28 is: 3,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.43 : 4,448.45 = 2,593.28 : x
  2. Step 2: Convert to fraction form
    3,220.43/4,448.45 = 2,593.28/x
  3. Step 3: Cross multiply
    3,220.43x = 4,448.45 × 2,593.28
  4. Step 4: Simplify right side
    3,220.43x = 11,536,094.02
  5. Step 5: Solve for x
    x = 11,536,094.02/3,220.43
  6. Step 6: Final answer
    x = 3,582.17

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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.