Home / 4,448.54-6,137.36-2,680.70

Finding the Fourth Proportional to 4,448.54, 6,137.36 and 2,680.70

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Solution

The fourth proportional to 4,448.54, 6,137.36 and 2,680.70 is: 3,698.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.54 : 6,137.36 = 2,680.70 : x
  2. Step 2: Convert to fraction form
    4,448.54/6,137.36 = 2,680.70/x
  3. Step 3: Cross multiply
    4,448.54x = 6,137.36 × 2,680.70
  4. Step 4: Simplify right side
    4,448.54x = 16,452,420.95
  5. Step 5: Solve for x
    x = 16,452,420.95/4,448.54
  6. Step 6: Final answer
    x = 3,698.39

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Half scale
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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.