Home / 2,260.16-3,390.17-1,090.25

Finding the Fourth Proportional to 2,260.16, 3,390.17 and 1,090.25

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Solution

The fourth proportional to 2,260.16, 3,390.17 and 1,090.25 is: 1,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.16 : 3,390.17 = 1,090.25 : x
  2. Step 2: Convert to fraction form
    2,260.16/3,390.17 = 1,090.25/x
  3. Step 3: Cross multiply
    2,260.16x = 3,390.17 × 1,090.25
  4. Step 4: Simplify right side
    2,260.16x = 3,696,110.44
  5. Step 5: Solve for x
    x = 3,696,110.44/2,260.16
  6. Step 6: Final answer
    x = 1,635.33

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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.