Home / 4,722.18-6,518.09-3,229.56

Finding the Fourth Proportional to 4,722.18, 6,518.09 and 3,229.56

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Solution

The fourth proportional to 4,722.18, 6,518.09 and 3,229.56 is: 4,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.18 : 6,518.09 = 3,229.56 : x
  2. Step 2: Convert to fraction form
    4,722.18/6,518.09 = 3,229.56/x
  3. Step 3: Cross multiply
    4,722.18x = 6,518.09 × 3,229.56
  4. Step 4: Simplify right side
    4,722.18x = 21,050,546.59
  5. Step 5: Solve for x
    x = 21,050,546.59/4,722.18
  6. Step 6: Final answer
    x = 4,457.80

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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.