Home / 8,450.21-12,676.04-2,210.19

Finding the Fourth Proportional to 8,450.21, 12,676.04 and 2,210.19

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Solution

The fourth proportional to 8,450.21, 12,676.04 and 2,210.19 is: 3,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.21 : 12,676.04 = 2,210.19 : x
  2. Step 2: Convert to fraction form
    8,450.21/12,676.04 = 2,210.19/x
  3. Step 3: Cross multiply
    8,450.21x = 12,676.04 × 2,210.19
  4. Step 4: Simplify right side
    8,450.21x = 28,016,462.37
  5. Step 5: Solve for x
    x = 28,016,462.37/8,450.21
  6. Step 6: Final answer
    x = 3,315.48

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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.