Home / 5,228.25-7,843.59-1,765.50

Finding the Fourth Proportional to 5,228.25, 7,843.59 and 1,765.50

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Solution

The fourth proportional to 5,228.25, 7,843.59 and 1,765.50 is: 2,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.25 : 7,843.59 = 1,765.50 : x
  2. Step 2: Convert to fraction form
    5,228.25/7,843.59 = 1,765.50/x
  3. Step 3: Cross multiply
    5,228.25x = 7,843.59 × 1,765.50
  4. Step 4: Simplify right side
    5,228.25x = 13,847,858.15
  5. Step 5: Solve for x
    x = 13,847,858.15/5,228.25
  6. Step 6: Final answer
    x = 2,648.66

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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.