Home / 3,356.65-4,632.04-1,940.12

Finding the Fourth Proportional to 3,356.65, 4,632.04 and 1,940.12

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Solution

The fourth proportional to 3,356.65, 4,632.04 and 1,940.12 is: 2,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.65 : 4,632.04 = 1,940.12 : x
  2. Step 2: Convert to fraction form
    3,356.65/4,632.04 = 1,940.12/x
  3. Step 3: Cross multiply
    3,356.65x = 4,632.04 × 1,940.12
  4. Step 4: Simplify right side
    3,356.65x = 8,986,713.44
  5. Step 5: Solve for x
    x = 8,986,713.44/3,356.65
  6. Step 6: Final answer
    x = 2,677.29

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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.