Home / 6,817.23-10,218.33-3,889.08

Finding the Fourth Proportional to 6,817.23, 10,218.33 and 3,889.08

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Solution

The fourth proportional to 6,817.23, 10,218.33 and 3,889.08 is: 5,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.23 : 10,218.33 = 3,889.08 : x
  2. Step 2: Convert to fraction form
    6,817.23/10,218.33 = 3,889.08/x
  3. Step 3: Cross multiply
    6,817.23x = 10,218.33 × 3,889.08
  4. Step 4: Simplify right side
    6,817.23x = 39,739,902.84
  5. Step 5: Solve for x
    x = 39,739,902.84/6,817.23
  6. Step 6: Final answer
    x = 5,829.33

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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.