Home / 5,236.44-7,852.80-1,725.60

Finding the Fourth Proportional to 5,236.44, 7,852.80 and 1,725.60

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Solution

The fourth proportional to 5,236.44, 7,852.80 and 1,725.60 is: 2,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.44 : 7,852.80 = 1,725.60 : x
  2. Step 2: Convert to fraction form
    5,236.44/7,852.80 = 1,725.60/x
  3. Step 3: Cross multiply
    5,236.44x = 7,852.80 × 1,725.60
  4. Step 4: Simplify right side
    5,236.44x = 13,550,791.68
  5. Step 5: Solve for x
    x = 13,550,791.68/5,236.44
  6. Step 6: Final answer
    x = 2,587.79

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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.