Home / 3,590.75-5,388.57-1,282.25

Finding the Fourth Proportional to 3,590.75, 5,388.57 and 1,282.25

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Solution

The fourth proportional to 3,590.75, 5,388.57 and 1,282.25 is: 1,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.75 : 5,388.57 = 1,282.25 : x
  2. Step 2: Convert to fraction form
    3,590.75/5,388.57 = 1,282.25/x
  3. Step 3: Cross multiply
    3,590.75x = 5,388.57 × 1,282.25
  4. Step 4: Simplify right side
    3,590.75x = 6,909,493.88
  5. Step 5: Solve for x
    x = 6,909,493.88/3,590.75
  6. Step 6: Final answer
    x = 1,924.25

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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.