Home / 3,347.97-5,018.49-2,421.23

Finding the Fourth Proportional to 3,347.97, 5,018.49 and 2,421.23

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Solution

The fourth proportional to 3,347.97, 5,018.49 and 2,421.23 is: 3,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.97 : 5,018.49 = 2,421.23 : x
  2. Step 2: Convert to fraction form
    3,347.97/5,018.49 = 2,421.23/x
  3. Step 3: Cross multiply
    3,347.97x = 5,018.49 × 2,421.23
  4. Step 4: Simplify right side
    3,347.97x = 12,150,893.45
  5. Step 5: Solve for x
    x = 12,150,893.45/3,347.97
  6. Step 6: Final answer
    x = 3,629.34

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Double scale
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1.5x scale

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.