Home / 4,161.07-6,242.37-1,239.04

Finding the Fourth Proportional to 4,161.07, 6,242.37 and 1,239.04

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Solution

The fourth proportional to 4,161.07, 6,242.37 and 1,239.04 is: 1,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.07 : 6,242.37 = 1,239.04 : x
  2. Step 2: Convert to fraction form
    4,161.07/6,242.37 = 1,239.04/x
  3. Step 3: Cross multiply
    4,161.07x = 6,242.37 × 1,239.04
  4. Step 4: Simplify right side
    4,161.07x = 7,734,546.12
  5. Step 5: Solve for x
    x = 7,734,546.12/4,161.07
  6. Step 6: Final answer
    x = 1,858.79

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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.