Home / 3,396.50-4,680.81-2,649.27

Finding the Fourth Proportional to 3,396.50, 4,680.81 and 2,649.27

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Solution

The fourth proportional to 3,396.50, 4,680.81 and 2,649.27 is: 3,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.50 : 4,680.81 = 2,649.27 : x
  2. Step 2: Convert to fraction form
    3,396.50/4,680.81 = 2,649.27/x
  3. Step 3: Cross multiply
    3,396.50x = 4,680.81 × 2,649.27
  4. Step 4: Simplify right side
    3,396.50x = 12,400,729.51
  5. Step 5: Solve for x
    x = 12,400,729.51/3,396.50
  6. Step 6: Final answer
    x = 3,651.04

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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.