Home / 6,851.31-10,269.73-3,886.03

Finding the Fourth Proportional to 6,851.31, 10,269.73 and 3,886.03

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Solution

The fourth proportional to 6,851.31, 10,269.73 and 3,886.03 is: 5,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.31 : 10,269.73 = 3,886.03 : x
  2. Step 2: Convert to fraction form
    6,851.31/10,269.73 = 3,886.03/x
  3. Step 3: Cross multiply
    6,851.31x = 10,269.73 × 3,886.03
  4. Step 4: Simplify right side
    6,851.31x = 39,908,478.87
  5. Step 5: Solve for x
    x = 39,908,478.87/6,851.31
  6. Step 6: Final answer
    x = 5,824.94

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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.