Home / 2,554.09-3,827.86-2,223.69

Finding the Fourth Proportional to 2,554.09, 3,827.86 and 2,223.69

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Solution

The fourth proportional to 2,554.09, 3,827.86 and 2,223.69 is: 3,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.09 : 3,827.86 = 2,223.69 : x
  2. Step 2: Convert to fraction form
    2,554.09/3,827.86 = 2,223.69/x
  3. Step 3: Cross multiply
    2,554.09x = 3,827.86 × 2,223.69
  4. Step 4: Simplify right side
    2,554.09x = 8,511,974.00
  5. Step 5: Solve for x
    x = 8,511,974.00/2,554.09
  6. Step 6: Final answer
    x = 3,332.68

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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.