Home / 5,228.58-7,839.99-3,585.54

Finding the Fourth Proportional to 5,228.58, 7,839.99 and 3,585.54

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Solution

The fourth proportional to 5,228.58, 7,839.99 and 3,585.54 is: 5,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.58 : 7,839.99 = 3,585.54 : x
  2. Step 2: Convert to fraction form
    5,228.58/7,839.99 = 3,585.54/x
  3. Step 3: Cross multiply
    5,228.58x = 7,839.99 × 3,585.54
  4. Step 4: Simplify right side
    5,228.58x = 28,110,597.74
  5. Step 5: Solve for x
    x = 28,110,597.74/5,228.58
  6. Step 6: Final answer
    x = 5,376.34

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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.