Home / 3,590.79-5,388.51-1,282.29

Finding the Fourth Proportional to 3,590.79, 5,388.51 and 1,282.29

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Solution

The fourth proportional to 3,590.79, 5,388.51 and 1,282.29 is: 1,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.79 : 5,388.51 = 1,282.29 : x
  2. Step 2: Convert to fraction form
    3,590.79/5,388.51 = 1,282.29/x
  3. Step 3: Cross multiply
    3,590.79x = 5,388.51 × 1,282.29
  4. Step 4: Simplify right side
    3,590.79x = 6,909,632.49
  5. Step 5: Solve for x
    x = 6,909,632.49/3,590.79
  6. Step 6: Final answer
    x = 1,924.27

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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.