Home / 2,940.36-4,406.52-1,480.50

Finding the Fourth Proportional to 2,940.36, 4,406.52 and 1,480.50

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Solution

The fourth proportional to 2,940.36, 4,406.52 and 1,480.50 is: 2,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.36 : 4,406.52 = 1,480.50 : x
  2. Step 2: Convert to fraction form
    2,940.36/4,406.52 = 1,480.50/x
  3. Step 3: Cross multiply
    2,940.36x = 4,406.52 × 1,480.50
  4. Step 4: Simplify right side
    2,940.36x = 6,523,852.86
  5. Step 5: Solve for x
    x = 6,523,852.86/2,940.36
  6. Step 6: Final answer
    x = 2,218.73

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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.