Home / 3,039.48-4,561.02-1,190.82

Finding the Fourth Proportional to 3,039.48, 4,561.02 and 1,190.82

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Solution

The fourth proportional to 3,039.48, 4,561.02 and 1,190.82 is: 1,786.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.48 : 4,561.02 = 1,190.82 : x
  2. Step 2: Convert to fraction form
    3,039.48/4,561.02 = 1,190.82/x
  3. Step 3: Cross multiply
    3,039.48x = 4,561.02 × 1,190.82
  4. Step 4: Simplify right side
    3,039.48x = 5,431,353.84
  5. Step 5: Solve for x
    x = 5,431,353.84/3,039.48
  6. Step 6: Final answer
    x = 1,786.94

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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.