Home / 6,828.93-10,243.35-3,905.16

Finding the Fourth Proportional to 6,828.93, 10,243.35 and 3,905.16

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Solution

The fourth proportional to 6,828.93, 10,243.35 and 3,905.16 is: 5,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.93 : 10,243.35 = 3,905.16 : x
  2. Step 2: Convert to fraction form
    6,828.93/10,243.35 = 3,905.16/x
  3. Step 3: Cross multiply
    6,828.93x = 10,243.35 × 3,905.16
  4. Step 4: Simplify right side
    6,828.93x = 40,001,920.69
  5. Step 5: Solve for x
    x = 40,001,920.69/6,828.93
  6. Step 6: Final answer
    x = 5,857.71

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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.