Home / 4,122.03-5,685.26-3,548.10

Finding the Fourth Proportional to 4,122.03, 5,685.26 and 3,548.10

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Solution

The fourth proportional to 4,122.03, 5,685.26 and 3,548.10 is: 4,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.03 : 5,685.26 = 3,548.10 : x
  2. Step 2: Convert to fraction form
    4,122.03/5,685.26 = 3,548.10/x
  3. Step 3: Cross multiply
    4,122.03x = 5,685.26 × 3,548.10
  4. Step 4: Simplify right side
    4,122.03x = 20,171,879.88
  5. Step 5: Solve for x
    x = 20,171,879.88/4,122.03
  6. Step 6: Final answer
    x = 4,893.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.