Home / 2,980.16-4,467.20-1,336.26

Finding the Fourth Proportional to 2,980.16, 4,467.20 and 1,336.26

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Solution

The fourth proportional to 2,980.16, 4,467.20 and 1,336.26 is: 2,003.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.16 : 4,467.20 = 1,336.26 : x
  2. Step 2: Convert to fraction form
    2,980.16/4,467.20 = 1,336.26/x
  3. Step 3: Cross multiply
    2,980.16x = 4,467.20 × 1,336.26
  4. Step 4: Simplify right side
    2,980.16x = 5,969,358.26
  5. Step 5: Solve for x
    x = 5,969,358.26/2,980.16
  6. Step 6: Final answer
    x = 2,003.03

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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.