Home / 3,347.16-4,619.40-2,021.94

Finding the Fourth Proportional to 3,347.16, 4,619.40 and 2,021.94

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Solution

The fourth proportional to 3,347.16, 4,619.40 and 2,021.94 is: 2,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.16 : 4,619.40 = 2,021.94 : x
  2. Step 2: Convert to fraction form
    3,347.16/4,619.40 = 2,021.94/x
  3. Step 3: Cross multiply
    3,347.16x = 4,619.40 × 2,021.94
  4. Step 4: Simplify right side
    3,347.16x = 9,340,149.64
  5. Step 5: Solve for x
    x = 9,340,149.64/3,347.16
  6. Step 6: Final answer
    x = 2,790.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.