Home / 4,219.90-5,822.56-2,450.59

Finding the Fourth Proportional to 4,219.90, 5,822.56 and 2,450.59

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Solution

The fourth proportional to 4,219.90, 5,822.56 and 2,450.59 is: 3,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.90 : 5,822.56 = 2,450.59 : x
  2. Step 2: Convert to fraction form
    4,219.90/5,822.56 = 2,450.59/x
  3. Step 3: Cross multiply
    4,219.90x = 5,822.56 × 2,450.59
  4. Step 4: Simplify right side
    4,219.90x = 14,268,707.31
  5. Step 5: Solve for x
    x = 14,268,707.31/4,219.90
  6. Step 6: Final answer
    x = 3,381.29

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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.