Home / 8,210.84-12,313.08-2,662.85

Finding the Fourth Proportional to 8,210.84, 12,313.08 and 2,662.85

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Solution

The fourth proportional to 8,210.84, 12,313.08 and 2,662.85 is: 3,993.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.84 : 12,313.08 = 2,662.85 : x
  2. Step 2: Convert to fraction form
    8,210.84/12,313.08 = 2,662.85/x
  3. Step 3: Cross multiply
    8,210.84x = 12,313.08 × 2,662.85
  4. Step 4: Simplify right side
    8,210.84x = 32,787,885.08
  5. Step 5: Solve for x
    x = 32,787,885.08/8,210.84
  6. Step 6: Final answer
    x = 3,993.24

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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.