Home / 2,261.58-3,388.73-1,609.13

Finding the Fourth Proportional to 2,261.58, 3,388.73 and 1,609.13

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Solution

The fourth proportional to 2,261.58, 3,388.73 and 1,609.13 is: 2,411.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.58 : 3,388.73 = 1,609.13 : x
  2. Step 2: Convert to fraction form
    2,261.58/3,388.73 = 1,609.13/x
  3. Step 3: Cross multiply
    2,261.58x = 3,388.73 × 1,609.13
  4. Step 4: Simplify right side
    2,261.58x = 5,452,882.12
  5. Step 5: Solve for x
    x = 5,452,882.12/2,261.58
  6. Step 6: Final answer
    x = 2,411.09

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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.