Home / 3,361.49-4,643.58-2,693.72

Finding the Fourth Proportional to 3,361.49, 4,643.58 and 2,693.72

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Solution

The fourth proportional to 3,361.49, 4,643.58 and 2,693.72 is: 3,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.49 : 4,643.58 = 2,693.72 : x
  2. Step 2: Convert to fraction form
    3,361.49/4,643.58 = 2,693.72/x
  3. Step 3: Cross multiply
    3,361.49x = 4,643.58 × 2,693.72
  4. Step 4: Simplify right side
    3,361.49x = 12,508,481.10
  5. Step 5: Solve for x
    x = 12,508,481.10/3,361.49
  6. Step 6: Final answer
    x = 3,721.12

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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.