Home / 4,818.52-6,649.66-2,722.64

Finding the Fourth Proportional to 4,818.52, 6,649.66 and 2,722.64

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Solution

The fourth proportional to 4,818.52, 6,649.66 and 2,722.64 is: 3,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.52 : 6,649.66 = 2,722.64 : x
  2. Step 2: Convert to fraction form
    4,818.52/6,649.66 = 2,722.64/x
  3. Step 3: Cross multiply
    4,818.52x = 6,649.66 × 2,722.64
  4. Step 4: Simplify right side
    4,818.52x = 18,104,630.30
  5. Step 5: Solve for x
    x = 18,104,630.30/4,818.52
  6. Step 6: Final answer
    x = 3,757.30

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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.