Home / 2,450.81-3,380.99-1,852.22

Finding the Fourth Proportional to 2,450.81, 3,380.99 and 1,852.22

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Solution

The fourth proportional to 2,450.81, 3,380.99 and 1,852.22 is: 2,555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.81 : 3,380.99 = 1,852.22 : x
  2. Step 2: Convert to fraction form
    2,450.81/3,380.99 = 1,852.22/x
  3. Step 3: Cross multiply
    2,450.81x = 3,380.99 × 1,852.22
  4. Step 4: Simplify right side
    2,450.81x = 6,262,337.30
  5. Step 5: Solve for x
    x = 6,262,337.30/2,450.81
  6. Step 6: Final answer
    x = 2,555.21

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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.