Home / 3,515.06-4,850.84-1,943.16

Finding the Fourth Proportional to 3,515.06, 4,850.84 and 1,943.16

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Solution

The fourth proportional to 3,515.06, 4,850.84 and 1,943.16 is: 2,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.06 : 4,850.84 = 1,943.16 : x
  2. Step 2: Convert to fraction form
    3,515.06/4,850.84 = 1,943.16/x
  3. Step 3: Cross multiply
    3,515.06x = 4,850.84 × 1,943.16
  4. Step 4: Simplify right side
    3,515.06x = 9,425,933.99
  5. Step 5: Solve for x
    x = 9,425,933.99/3,515.06
  6. Step 6: Final answer
    x = 2,681.58

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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.