Home / 3,927.09-5,890.02-2,550.19

Finding the Fourth Proportional to 3,927.09, 5,890.02 and 2,550.19

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Solution

The fourth proportional to 3,927.09, 5,890.02 and 2,550.19 is: 3,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.09 : 5,890.02 = 2,550.19 : x
  2. Step 2: Convert to fraction form
    3,927.09/5,890.02 = 2,550.19/x
  3. Step 3: Cross multiply
    3,927.09x = 5,890.02 × 2,550.19
  4. Step 4: Simplify right side
    3,927.09x = 15,020,640.65
  5. Step 5: Solve for x
    x = 15,020,640.65/3,927.09
  6. Step 6: Final answer
    x = 3,824.88

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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.