Home / 3,515.91-4,851.83-1,944.03

Finding the Fourth Proportional to 3,515.91, 4,851.83 and 1,944.03

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Solution

The fourth proportional to 3,515.91, 4,851.83 and 1,944.03 is: 2,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.91 : 4,851.83 = 1,944.03 : x
  2. Step 2: Convert to fraction form
    3,515.91/4,851.83 = 1,944.03/x
  3. Step 3: Cross multiply
    3,515.91x = 4,851.83 × 1,944.03
  4. Step 4: Simplify right side
    3,515.91x = 9,432,093.35
  5. Step 5: Solve for x
    x = 9,432,093.35/3,515.91
  6. Step 6: Final answer
    x = 2,682.69

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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.