Home / 4,742.89-6,544.09-2,853.87

Finding the Fourth Proportional to 4,742.89, 6,544.09 and 2,853.87

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Solution

The fourth proportional to 4,742.89, 6,544.09 and 2,853.87 is: 3,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.89 : 6,544.09 = 2,853.87 : x
  2. Step 2: Convert to fraction form
    4,742.89/6,544.09 = 2,853.87/x
  3. Step 3: Cross multiply
    4,742.89x = 6,544.09 × 2,853.87
  4. Step 4: Simplify right side
    4,742.89x = 18,675,961.16
  5. Step 5: Solve for x
    x = 18,675,961.16/4,742.89
  6. Step 6: Final answer
    x = 3,937.68

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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.