Home / 9,189.56-13,784.34-3,995.44

Finding the Fourth Proportional to 9,189.56, 13,784.34 and 3,995.44

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Solution

The fourth proportional to 9,189.56, 13,784.34 and 3,995.44 is: 5,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.56 : 13,784.34 = 3,995.44 : x
  2. Step 2: Convert to fraction form
    9,189.56/13,784.34 = 3,995.44/x
  3. Step 3: Cross multiply
    9,189.56x = 13,784.34 × 3,995.44
  4. Step 4: Simplify right side
    9,189.56x = 55,074,483.93
  5. Step 5: Solve for x
    x = 55,074,483.93/9,189.56
  6. Step 6: Final answer
    x = 5,993.16

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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.