Home / 8,049.48-12,074.58-2,205.30

Finding the Fourth Proportional to 8,049.48, 12,074.58 and 2,205.30

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Solution

The fourth proportional to 8,049.48, 12,074.58 and 2,205.30 is: 3,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.48 : 12,074.58 = 2,205.30 : x
  2. Step 2: Convert to fraction form
    8,049.48/12,074.58 = 2,205.30/x
  3. Step 3: Cross multiply
    8,049.48x = 12,074.58 × 2,205.30
  4. Step 4: Simplify right side
    8,049.48x = 26,628,071.27
  5. Step 5: Solve for x
    x = 26,628,071.27/8,049.48
  6. Step 6: Final answer
    x = 3,308.05

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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.