Home / 4,189.44-5,784.32-2,618.24

Finding the Fourth Proportional to 4,189.44, 5,784.32 and 2,618.24

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Solution

The fourth proportional to 4,189.44, 5,784.32 and 2,618.24 is: 3,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.44 : 5,784.32 = 2,618.24 : x
  2. Step 2: Convert to fraction form
    4,189.44/5,784.32 = 2,618.24/x
  3. Step 3: Cross multiply
    4,189.44x = 5,784.32 × 2,618.24
  4. Step 4: Simplify right side
    4,189.44x = 15,144,738.00
  5. Step 5: Solve for x
    x = 15,144,738.00/4,189.44
  6. Step 6: Final answer
    x = 3,614.98

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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.