Home / 3,399.15-4,690.55-2,055.26

Finding the Fourth Proportional to 3,399.15, 4,690.55 and 2,055.26

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Solution

The fourth proportional to 3,399.15, 4,690.55 and 2,055.26 is: 2,836.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.15 : 4,690.55 = 2,055.26 : x
  2. Step 2: Convert to fraction form
    3,399.15/4,690.55 = 2,055.26/x
  3. Step 3: Cross multiply
    3,399.15x = 4,690.55 × 2,055.26
  4. Step 4: Simplify right side
    3,399.15x = 9,640,281.48
  5. Step 5: Solve for x
    x = 9,640,281.48/3,399.15
  6. Step 6: Final answer
    x = 2,836.09

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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.