Home / 4,749.18-6,553.68-2,759.64

Finding the Fourth Proportional to 4,749.18, 6,553.68 and 2,759.64

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Solution

The fourth proportional to 4,749.18, 6,553.68 and 2,759.64 is: 3,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.18 : 6,553.68 = 2,759.64 : x
  2. Step 2: Convert to fraction form
    4,749.18/6,553.68 = 2,759.64/x
  3. Step 3: Cross multiply
    4,749.18x = 6,553.68 × 2,759.64
  4. Step 4: Simplify right side
    4,749.18x = 18,085,797.48
  5. Step 5: Solve for x
    x = 18,085,797.48/4,749.18
  6. Step 6: Final answer
    x = 3,808.19

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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.