Home / 4,917.71-6,789.49-3,657.35

Finding the Fourth Proportional to 4,917.71, 6,789.49 and 3,657.35

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Solution

The fourth proportional to 4,917.71, 6,789.49 and 3,657.35 is: 5,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.71 : 6,789.49 = 3,657.35 : x
  2. Step 2: Convert to fraction form
    4,917.71/6,789.49 = 3,657.35/x
  3. Step 3: Cross multiply
    4,917.71x = 6,789.49 × 3,657.35
  4. Step 4: Simplify right side
    4,917.71x = 24,831,549.08
  5. Step 5: Solve for x
    x = 24,831,549.08/4,917.71
  6. Step 6: Final answer
    x = 5,049.41

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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.