Home / 3,902.48-5,853.09-1,269.62

Finding the Fourth Proportional to 3,902.48, 5,853.09 and 1,269.62

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Solution

The fourth proportional to 3,902.48, 5,853.09 and 1,269.62 is: 1,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.48 : 5,853.09 = 1,269.62 : x
  2. Step 2: Convert to fraction form
    3,902.48/5,853.09 = 1,269.62/x
  3. Step 3: Cross multiply
    3,902.48x = 5,853.09 × 1,269.62
  4. Step 4: Simplify right side
    3,902.48x = 7,431,219.78
  5. Step 5: Solve for x
    x = 7,431,219.78/3,902.48
  6. Step 6: Final answer
    x = 1,904.23

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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.