Home / 4,843.60-6,683.32-2,854.56

Finding the Fourth Proportional to 4,843.60, 6,683.32 and 2,854.56

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Solution

The fourth proportional to 4,843.60, 6,683.32 and 2,854.56 is: 3,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.60 : 6,683.32 = 2,854.56 : x
  2. Step 2: Convert to fraction form
    4,843.60/6,683.32 = 2,854.56/x
  3. Step 3: Cross multiply
    4,843.60x = 6,683.32 × 2,854.56
  4. Step 4: Simplify right side
    4,843.60x = 19,077,937.94
  5. Step 5: Solve for x
    x = 19,077,937.94/4,843.60
  6. Step 6: Final answer
    x = 3,938.79

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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.