Home / 3,681.23-5,083.83-2,940.03

Finding the Fourth Proportional to 3,681.23, 5,083.83 and 2,940.03

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Solution

The fourth proportional to 3,681.23, 5,083.83 and 2,940.03 is: 4,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.23 : 5,083.83 = 2,940.03 : x
  2. Step 2: Convert to fraction form
    3,681.23/5,083.83 = 2,940.03/x
  3. Step 3: Cross multiply
    3,681.23x = 5,083.83 × 2,940.03
  4. Step 4: Simplify right side
    3,681.23x = 14,946,612.71
  5. Step 5: Solve for x
    x = 14,946,612.71/3,681.23
  6. Step 6: Final answer
    x = 4,060.23

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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.