Home / 2,996.16-4,494.80-1,021.60

Finding the Fourth Proportional to 2,996.16, 4,494.80 and 1,021.60

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Solution

The fourth proportional to 2,996.16, 4,494.80 and 1,021.60 is: 1,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.16 : 4,494.80 = 1,021.60 : x
  2. Step 2: Convert to fraction form
    2,996.16/4,494.80 = 1,021.60/x
  3. Step 3: Cross multiply
    2,996.16x = 4,494.80 × 1,021.60
  4. Step 4: Simplify right side
    2,996.16x = 4,591,887.68
  5. Step 5: Solve for x
    x = 4,591,887.68/2,996.16
  6. Step 6: Final answer
    x = 1,532.59

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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.