Home / 2,043.23-2,819.87-1,204.21

Finding the Fourth Proportional to 2,043.23, 2,819.87 and 1,204.21

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Solution

The fourth proportional to 2,043.23, 2,819.87 and 1,204.21 is: 1,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.23 : 2,819.87 = 1,204.21 : x
  2. Step 2: Convert to fraction form
    2,043.23/2,819.87 = 1,204.21/x
  3. Step 3: Cross multiply
    2,043.23x = 2,819.87 × 1,204.21
  4. Step 4: Simplify right side
    2,043.23x = 3,395,703.08
  5. Step 5: Solve for x
    x = 3,395,703.08/2,043.23
  6. Step 6: Final answer
    x = 1,661.93

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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.