Home / 4,039.80-6,054.90-3,012.60

Finding the Fourth Proportional to 4,039.80, 6,054.90 and 3,012.60

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Solution

The fourth proportional to 4,039.80, 6,054.90 and 3,012.60 is: 4,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.80 : 6,054.90 = 3,012.60 : x
  2. Step 2: Convert to fraction form
    4,039.80/6,054.90 = 3,012.60/x
  3. Step 3: Cross multiply
    4,039.80x = 6,054.90 × 3,012.60
  4. Step 4: Simplify right side
    4,039.80x = 18,240,991.74
  5. Step 5: Solve for x
    x = 18,240,991.74/4,039.80
  6. Step 6: Final answer
    x = 4,515.32

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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.