Home / 2,293.53-3,162.99-1,940.21

Finding the Fourth Proportional to 2,293.53, 3,162.99 and 1,940.21

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Solution

The fourth proportional to 2,293.53, 3,162.99 and 1,940.21 is: 2,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.53 : 3,162.99 = 1,940.21 : x
  2. Step 2: Convert to fraction form
    2,293.53/3,162.99 = 1,940.21/x
  3. Step 3: Cross multiply
    2,293.53x = 3,162.99 × 1,940.21
  4. Step 4: Simplify right side
    2,293.53x = 6,136,864.83
  5. Step 5: Solve for x
    x = 6,136,864.83/2,293.53
  6. Step 6: Final answer
    x = 2,675.73

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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.