Home / 4,818.15-6,649.37-2,722.41

Finding the Fourth Proportional to 4,818.15, 6,649.37 and 2,722.41

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Solution

The fourth proportional to 4,818.15, 6,649.37 and 2,722.41 is: 3,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.15 : 6,649.37 = 2,722.41 : x
  2. Step 2: Convert to fraction form
    4,818.15/6,649.37 = 2,722.41/x
  3. Step 3: Cross multiply
    4,818.15x = 6,649.37 × 2,722.41
  4. Step 4: Simplify right side
    4,818.15x = 18,102,311.38
  5. Step 5: Solve for x
    x = 18,102,311.38/4,818.15
  6. Step 6: Final answer
    x = 3,757.11

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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.