Home / 2,975.94-4,110.75-2,480.22

Finding the Fourth Proportional to 2,975.94, 4,110.75 and 2,480.22

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Solution

The fourth proportional to 2,975.94, 4,110.75 and 2,480.22 is: 3,426.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.94 : 4,110.75 = 2,480.22 : x
  2. Step 2: Convert to fraction form
    2,975.94/4,110.75 = 2,480.22/x
  3. Step 3: Cross multiply
    2,975.94x = 4,110.75 × 2,480.22
  4. Step 4: Simplify right side
    2,975.94x = 10,195,564.37
  5. Step 5: Solve for x
    x = 10,195,564.37/2,975.94
  6. Step 6: Final answer
    x = 3,426.00

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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.