Home / 2,920.14-4,022.88-2,034.36

Finding the Fourth Proportional to 2,920.14, 4,022.88 and 2,034.36

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Solution

The fourth proportional to 2,920.14, 4,022.88 and 2,034.36 is: 2,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.14 : 4,022.88 = 2,034.36 : x
  2. Step 2: Convert to fraction form
    2,920.14/4,022.88 = 2,034.36/x
  3. Step 3: Cross multiply
    2,920.14x = 4,022.88 × 2,034.36
  4. Step 4: Simplify right side
    2,920.14x = 8,183,986.16
  5. Step 5: Solve for x
    x = 8,183,986.16/2,920.14
  6. Step 6: Final answer
    x = 2,802.60

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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.