Home / 2,224.46-3,338.70-1,185.34

Finding the Fourth Proportional to 2,224.46, 3,338.70 and 1,185.34

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Solution

The fourth proportional to 2,224.46, 3,338.70 and 1,185.34 is: 1,779.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.46 : 3,338.70 = 1,185.34 : x
  2. Step 2: Convert to fraction form
    2,224.46/3,338.70 = 1,185.34/x
  3. Step 3: Cross multiply
    2,224.46x = 3,338.70 × 1,185.34
  4. Step 4: Simplify right side
    2,224.46x = 3,957,494.66
  5. Step 5: Solve for x
    x = 3,957,494.66/2,224.46
  6. Step 6: Final answer
    x = 1,779.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.