Home / 2,801.10-4,199.97-1,156.68

Finding the Fourth Proportional to 2,801.10, 4,199.97 and 1,156.68

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Solution

The fourth proportional to 2,801.10, 4,199.97 and 1,156.68 is: 1,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.10 : 4,199.97 = 1,156.68 : x
  2. Step 2: Convert to fraction form
    2,801.10/4,199.97 = 1,156.68/x
  3. Step 3: Cross multiply
    2,801.10x = 4,199.97 × 1,156.68
  4. Step 4: Simplify right side
    2,801.10x = 4,858,021.30
  5. Step 5: Solve for x
    x = 4,858,021.30/2,801.10
  6. Step 6: Final answer
    x = 1,734.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.