Home / 6,828.90-10,243.53-2,668.74

Finding the Fourth Proportional to 6,828.90, 10,243.53 and 2,668.74

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Solution

The fourth proportional to 6,828.90, 10,243.53 and 2,668.74 is: 4,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.90 : 10,243.53 = 2,668.74 : x
  2. Step 2: Convert to fraction form
    6,828.90/10,243.53 = 2,668.74/x
  3. Step 3: Cross multiply
    6,828.90x = 10,243.53 × 2,668.74
  4. Step 4: Simplify right side
    6,828.90x = 27,337,318.25
  5. Step 5: Solve for x
    x = 27,337,318.25/6,828.90
  6. Step 6: Final answer
    x = 4,003.18

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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.