Home / 2,236.74-3,087.04-1,609.34

Finding the Fourth Proportional to 2,236.74, 3,087.04 and 1,609.34

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Solution

The fourth proportional to 2,236.74, 3,087.04 and 1,609.34 is: 2,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.74 : 3,087.04 = 1,609.34 : x
  2. Step 2: Convert to fraction form
    2,236.74/3,087.04 = 1,609.34/x
  3. Step 3: Cross multiply
    2,236.74x = 3,087.04 × 1,609.34
  4. Step 4: Simplify right side
    2,236.74x = 4,968,102.03
  5. Step 5: Solve for x
    x = 4,968,102.03/2,236.74
  6. Step 6: Final answer
    x = 2,221.14

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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.