Home / 9,087.83-13,628.26-3,540.45

Finding the Fourth Proportional to 9,087.83, 13,628.26 and 3,540.45

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Solution

The fourth proportional to 9,087.83, 13,628.26 and 3,540.45 is: 5,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.83 : 13,628.26 = 3,540.45 : x
  2. Step 2: Convert to fraction form
    9,087.83/13,628.26 = 3,540.45/x
  3. Step 3: Cross multiply
    9,087.83x = 13,628.26 × 3,540.45
  4. Step 4: Simplify right side
    9,087.83x = 48,250,173.12
  5. Step 5: Solve for x
    x = 48,250,173.12/9,087.83
  6. Step 6: Final answer
    x = 5,309.32

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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.