Home / 3,030-4,179.78-2,033.57

Finding the Fourth Proportional to 3,030, 4,179.78 and 2,033.57

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Solution

The fourth proportional to 3,030, 4,179.78 and 2,033.57 is: 2,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030 : 4,179.78 = 2,033.57 : x
  2. Step 2: Convert to fraction form
    3,030/4,179.78 = 2,033.57/x
  3. Step 3: Cross multiply
    3,030x = 4,179.78 × 2,033.57
  4. Step 4: Simplify right side
    3,030x = 8,499,854.32
  5. Step 5: Solve for x
    x = 8,499,854.32/3,030
  6. Step 6: Final answer
    x = 2,805.23

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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.