Home / 2,733.33-4,085.51-2,379.20

Finding the Fourth Proportional to 2,733.33, 4,085.51 and 2,379.20

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Solution

The fourth proportional to 2,733.33, 4,085.51 and 2,379.20 is: 3,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.33 : 4,085.51 = 2,379.20 : x
  2. Step 2: Convert to fraction form
    2,733.33/4,085.51 = 2,379.20/x
  3. Step 3: Cross multiply
    2,733.33x = 4,085.51 × 2,379.20
  4. Step 4: Simplify right side
    2,733.33x = 9,720,213.07
  5. Step 5: Solve for x
    x = 9,720,213.07/2,733.33
  6. Step 6: Final answer
    x = 3,556.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.