Home / 4,219.09-6,328.94-2,270.84

Finding the Fourth Proportional to 4,219.09, 6,328.94 and 2,270.84

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Solution

The fourth proportional to 4,219.09, 6,328.94 and 2,270.84 is: 3,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.09 : 6,328.94 = 2,270.84 : x
  2. Step 2: Convert to fraction form
    4,219.09/6,328.94 = 2,270.84/x
  3. Step 3: Cross multiply
    4,219.09x = 6,328.94 × 2,270.84
  4. Step 4: Simplify right side
    4,219.09x = 14,371,967.11
  5. Step 5: Solve for x
    x = 14,371,967.11/4,219.09
  6. Step 6: Final answer
    x = 3,406.42

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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.