Home / 3,414.84-4,717.02-2,754.20

Finding the Fourth Proportional to 3,414.84, 4,717.02 and 2,754.20

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Solution

The fourth proportional to 3,414.84, 4,717.02 and 2,754.20 is: 3,804.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.84 : 4,717.02 = 2,754.20 : x
  2. Step 2: Convert to fraction form
    3,414.84/4,717.02 = 2,754.20/x
  3. Step 3: Cross multiply
    3,414.84x = 4,717.02 × 2,754.20
  4. Step 4: Simplify right side
    3,414.84x = 12,991,616.48
  5. Step 5: Solve for x
    x = 12,991,616.48/3,414.84
  6. Step 6: Final answer
    x = 3,804.46

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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.