Home / 3,301.34-4,946.80-1,218.48

Finding the Fourth Proportional to 3,301.34, 4,946.80 and 1,218.48

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Solution

The fourth proportional to 3,301.34, 4,946.80 and 1,218.48 is: 1,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.34 : 4,946.80 = 1,218.48 : x
  2. Step 2: Convert to fraction form
    3,301.34/4,946.80 = 1,218.48/x
  3. Step 3: Cross multiply
    3,301.34x = 4,946.80 × 1,218.48
  4. Step 4: Simplify right side
    3,301.34x = 6,027,576.86
  5. Step 5: Solve for x
    x = 6,027,576.86/3,301.34
  6. Step 6: Final answer
    x = 1,825.80

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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.