Home / 3,515.95-4,851.48-1,944.06

Finding the Fourth Proportional to 3,515.95, 4,851.48 and 1,944.06

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Solution

The fourth proportional to 3,515.95, 4,851.48 and 1,944.06 is: 2,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.95 : 4,851.48 = 1,944.06 : x
  2. Step 2: Convert to fraction form
    3,515.95/4,851.48 = 1,944.06/x
  3. Step 3: Cross multiply
    3,515.95x = 4,851.48 × 1,944.06
  4. Step 4: Simplify right side
    3,515.95x = 9,431,568.21
  5. Step 5: Solve for x
    x = 9,431,568.21/3,515.95
  6. Step 6: Final answer
    x = 2,682.51

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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.