Home / 2,246.40-3,364.20-1,090.80

Finding the Fourth Proportional to 2,246.40, 3,364.20 and 1,090.80

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Solution

The fourth proportional to 2,246.40, 3,364.20 and 1,090.80 is: 1,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.40 : 3,364.20 = 1,090.80 : x
  2. Step 2: Convert to fraction form
    2,246.40/3,364.20 = 1,090.80/x
  3. Step 3: Cross multiply
    2,246.40x = 3,364.20 × 1,090.80
  4. Step 4: Simplify right side
    2,246.40x = 3,669,669.36
  5. Step 5: Solve for x
    x = 3,669,669.36/2,246.40
  6. Step 6: Final answer
    x = 1,633.58

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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.