Home / 4,749.25-6,553.98-2,653.78

Finding the Fourth Proportional to 4,749.25, 6,553.98 and 2,653.78

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Solution

The fourth proportional to 4,749.25, 6,553.98 and 2,653.78 is: 3,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.25 : 6,553.98 = 2,653.78 : x
  2. Step 2: Convert to fraction form
    4,749.25/6,553.98 = 2,653.78/x
  3. Step 3: Cross multiply
    4,749.25x = 6,553.98 × 2,653.78
  4. Step 4: Simplify right side
    4,749.25x = 17,392,821.04
  5. Step 5: Solve for x
    x = 17,392,821.04/4,749.25
  6. Step 6: Final answer
    x = 3,662.22

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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.