Home / 3,091.54-4,265.54-2,043.40

Finding the Fourth Proportional to 3,091.54, 4,265.54 and 2,043.40

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Solution

The fourth proportional to 3,091.54, 4,265.54 and 2,043.40 is: 2,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.54 : 4,265.54 = 2,043.40 : x
  2. Step 2: Convert to fraction form
    3,091.54/4,265.54 = 2,043.40/x
  3. Step 3: Cross multiply
    3,091.54x = 4,265.54 × 2,043.40
  4. Step 4: Simplify right side
    3,091.54x = 8,716,204.44
  5. Step 5: Solve for x
    x = 8,716,204.44/3,091.54
  6. Step 6: Final answer
    x = 2,819.37

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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.