Home / 3,222.02-4,446.13-1,805.59

Finding the Fourth Proportional to 3,222.02, 4,446.13 and 1,805.59

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Solution

The fourth proportional to 3,222.02, 4,446.13 and 1,805.59 is: 2,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.02 : 4,446.13 = 1,805.59 : x
  2. Step 2: Convert to fraction form
    3,222.02/4,446.13 = 1,805.59/x
  3. Step 3: Cross multiply
    3,222.02x = 4,446.13 × 1,805.59
  4. Step 4: Simplify right side
    3,222.02x = 8,027,887.87
  5. Step 5: Solve for x
    x = 8,027,887.87/3,222.02
  6. Step 6: Final answer
    x = 2,491.57

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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.