Home / 3,055.23-4,219.16-2,113.41

Finding the Fourth Proportional to 3,055.23, 4,219.16 and 2,113.41

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Solution

The fourth proportional to 3,055.23, 4,219.16 and 2,113.41 is: 2,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.23 : 4,219.16 = 2,113.41 : x
  2. Step 2: Convert to fraction form
    3,055.23/4,219.16 = 2,113.41/x
  3. Step 3: Cross multiply
    3,055.23x = 4,219.16 × 2,113.41
  4. Step 4: Simplify right side
    3,055.23x = 8,916,814.94
  5. Step 5: Solve for x
    x = 8,916,814.94/3,055.23
  6. Step 6: Final answer
    x = 2,918.54

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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.