Home / 4,749.42-6,553.68-2,653.38

Finding the Fourth Proportional to 4,749.42, 6,553.68 and 2,653.38

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Solution

The fourth proportional to 4,749.42, 6,553.68 and 2,653.38 is: 3,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.42 : 6,553.68 = 2,653.38 : x
  2. Step 2: Convert to fraction form
    4,749.42/6,553.68 = 2,653.38/x
  3. Step 3: Cross multiply
    4,749.42x = 6,553.68 × 2,653.38
  4. Step 4: Simplify right side
    4,749.42x = 17,389,403.44
  5. Step 5: Solve for x
    x = 17,389,403.44/4,749.42
  6. Step 6: Final answer
    x = 3,661.37

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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.