Home / 6,855.42-10,283.03-1,661.26

Finding the Fourth Proportional to 6,855.42, 10,283.03 and 1,661.26

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Solution

The fourth proportional to 6,855.42, 10,283.03 and 1,661.26 is: 2,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.42 : 10,283.03 = 1,661.26 : x
  2. Step 2: Convert to fraction form
    6,855.42/10,283.03 = 1,661.26/x
  3. Step 3: Cross multiply
    6,855.42x = 10,283.03 × 1,661.26
  4. Step 4: Simplify right side
    6,855.42x = 17,082,786.42
  5. Step 5: Solve for x
    x = 17,082,786.42/6,855.42
  6. Step 6: Final answer
    x = 2,491.87

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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.