Home / 4,182.09-5,771.40-2,319.09

Finding the Fourth Proportional to 4,182.09, 5,771.40 and 2,319.09

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Solution

The fourth proportional to 4,182.09, 5,771.40 and 2,319.09 is: 3,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.09 : 5,771.40 = 2,319.09 : x
  2. Step 2: Convert to fraction form
    4,182.09/5,771.40 = 2,319.09/x
  3. Step 3: Cross multiply
    4,182.09x = 5,771.40 × 2,319.09
  4. Step 4: Simplify right side
    4,182.09x = 13,384,396.03
  5. Step 5: Solve for x
    x = 13,384,396.03/4,182.09
  6. Step 6: Final answer
    x = 3,200.41

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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.