Home / 3,039.50-4,555.91-1,190.27

Finding the Fourth Proportional to 3,039.50, 4,555.91 and 1,190.27

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Solution

The fourth proportional to 3,039.50, 4,555.91 and 1,190.27 is: 1,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.50 : 4,555.91 = 1,190.27 : x
  2. Step 2: Convert to fraction form
    3,039.50/4,555.91 = 1,190.27/x
  3. Step 3: Cross multiply
    3,039.50x = 4,555.91 × 1,190.27
  4. Step 4: Simplify right side
    3,039.50x = 5,422,777.36
  5. Step 5: Solve for x
    x = 5,422,777.36/3,039.50
  6. Step 6: Final answer
    x = 1,784.10

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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.