Home / 3,015.37-4,524.75-1,261.66

Finding the Fourth Proportional to 3,015.37, 4,524.75 and 1,261.66

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Solution

The fourth proportional to 3,015.37, 4,524.75 and 1,261.66 is: 1,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.37 : 4,524.75 = 1,261.66 : x
  2. Step 2: Convert to fraction form
    3,015.37/4,524.75 = 1,261.66/x
  3. Step 3: Cross multiply
    3,015.37x = 4,524.75 × 1,261.66
  4. Step 4: Simplify right side
    3,015.37x = 5,708,696.09
  5. Step 5: Solve for x
    x = 5,708,696.09/3,015.37
  6. Step 6: Final answer
    x = 1,893.20

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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.