Home / 3,429.84-4,732.22-2,012.74

Finding the Fourth Proportional to 3,429.84, 4,732.22 and 2,012.74

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Solution

The fourth proportional to 3,429.84, 4,732.22 and 2,012.74 is: 2,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.84 : 4,732.22 = 2,012.74 : x
  2. Step 2: Convert to fraction form
    3,429.84/4,732.22 = 2,012.74/x
  3. Step 3: Cross multiply
    3,429.84x = 4,732.22 × 2,012.74
  4. Step 4: Simplify right side
    3,429.84x = 9,524,728.48
  5. Step 5: Solve for x
    x = 9,524,728.48/3,429.84
  6. Step 6: Final answer
    x = 2,777.02

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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.