Home / 3,033.06-4,185.70-1,854.78

Finding the Fourth Proportional to 3,033.06, 4,185.70 and 1,854.78

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Solution

The fourth proportional to 3,033.06, 4,185.70 and 1,854.78 is: 2,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.06 : 4,185.70 = 1,854.78 : x
  2. Step 2: Convert to fraction form
    3,033.06/4,185.70 = 1,854.78/x
  3. Step 3: Cross multiply
    3,033.06x = 4,185.70 × 1,854.78
  4. Step 4: Simplify right side
    3,033.06x = 7,763,552.65
  5. Step 5: Solve for x
    x = 7,763,552.65/3,033.06
  6. Step 6: Final answer
    x = 2,559.64

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1.5x scale

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.