Home / 2,204.70-3,043.02-1,321.02

Finding the Fourth Proportional to 2,204.70, 3,043.02 and 1,321.02

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Solution

The fourth proportional to 2,204.70, 3,043.02 and 1,321.02 is: 1,823.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.70 : 3,043.02 = 1,321.02 : x
  2. Step 2: Convert to fraction form
    2,204.70/3,043.02 = 1,321.02/x
  3. Step 3: Cross multiply
    2,204.70x = 3,043.02 × 1,321.02
  4. Step 4: Simplify right side
    2,204.70x = 4,019,890.28
  5. Step 5: Solve for x
    x = 4,019,890.28/2,204.70
  6. Step 6: Final answer
    x = 1,823.33

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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.