Home / 4,817.96-6,649.38-2,722.08

Finding the Fourth Proportional to 4,817.96, 6,649.38 and 2,722.08

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Solution

The fourth proportional to 4,817.96, 6,649.38 and 2,722.08 is: 3,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.96 : 6,649.38 = 2,722.08 : x
  2. Step 2: Convert to fraction form
    4,817.96/6,649.38 = 2,722.08/x
  3. Step 3: Cross multiply
    4,817.96x = 6,649.38 × 2,722.08
  4. Step 4: Simplify right side
    4,817.96x = 18,100,144.31
  5. Step 5: Solve for x
    x = 18,100,144.31/4,817.96
  6. Step 6: Final answer
    x = 3,756.81

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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.