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Finding the Fourth Proportional to 3,315.88, 4,960.14 and 2,724.22

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Solution

The fourth proportional to 3,315.88, 4,960.14 and 2,724.22 is: 4,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.88 : 4,960.14 = 2,724.22 : x
  2. Step 2: Convert to fraction form
    3,315.88/4,960.14 = 2,724.22/x
  3. Step 3: Cross multiply
    3,315.88x = 4,960.14 × 2,724.22
  4. Step 4: Simplify right side
    3,315.88x = 13,512,512.59
  5. Step 5: Solve for x
    x = 13,512,512.59/3,315.88
  6. Step 6: Final answer
    x = 4,075.09

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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.