Home / 4,749.42-6,551.48-2,759.72

Finding the Fourth Proportional to 4,749.42, 6,551.48 and 2,759.72

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Solution

The fourth proportional to 4,749.42, 6,551.48 and 2,759.72 is: 3,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.42 : 6,551.48 = 2,759.72 : x
  2. Step 2: Convert to fraction form
    4,749.42/6,551.48 = 2,759.72/x
  3. Step 3: Cross multiply
    4,749.42x = 6,551.48 × 2,759.72
  4. Step 4: Simplify right side
    4,749.42x = 18,080,250.39
  5. Step 5: Solve for x
    x = 18,080,250.39/4,749.42
  6. Step 6: Final answer
    x = 3,806.83

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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.