Home / 4,219.54-5,821.98-2,450.84

Finding the Fourth Proportional to 4,219.54, 5,821.98 and 2,450.84

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Solution

The fourth proportional to 4,219.54, 5,821.98 and 2,450.84 is: 3,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.54 : 5,821.98 = 2,450.84 : x
  2. Step 2: Convert to fraction form
    4,219.54/5,821.98 = 2,450.84/x
  3. Step 3: Cross multiply
    4,219.54x = 5,821.98 × 2,450.84
  4. Step 4: Simplify right side
    4,219.54x = 14,268,741.46
  5. Step 5: Solve for x
    x = 14,268,741.46/4,219.54
  6. Step 6: Final answer
    x = 3,381.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.