Home / 3,580.25-4,940.75-2,008.31

Finding the Fourth Proportional to 3,580.25, 4,940.75 and 2,008.31

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Solution

The fourth proportional to 3,580.25, 4,940.75 and 2,008.31 is: 2,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.25 : 4,940.75 = 2,008.31 : x
  2. Step 2: Convert to fraction form
    3,580.25/4,940.75 = 2,008.31/x
  3. Step 3: Cross multiply
    3,580.25x = 4,940.75 × 2,008.31
  4. Step 4: Simplify right side
    3,580.25x = 9,922,547.59
  5. Step 5: Solve for x
    x = 9,922,547.59/3,580.25
  6. Step 6: Final answer
    x = 2,771.47

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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.