Home / 6,828.09-10,243.21-2,445.45

Finding the Fourth Proportional to 6,828.09, 10,243.21 and 2,445.45

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Solution

The fourth proportional to 6,828.09, 10,243.21 and 2,445.45 is: 3,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.09 : 10,243.21 = 2,445.45 : x
  2. Step 2: Convert to fraction form
    6,828.09/10,243.21 = 2,445.45/x
  3. Step 3: Cross multiply
    6,828.09x = 10,243.21 × 2,445.45
  4. Step 4: Simplify right side
    6,828.09x = 25,049,194.45
  5. Step 5: Solve for x
    x = 25,049,194.45/6,828.09
  6. Step 6: Final answer
    x = 3,668.55

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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.