Home / 2,283.36-3,420.18-2,110.43

Finding the Fourth Proportional to 2,283.36, 3,420.18 and 2,110.43

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Solution

The fourth proportional to 2,283.36, 3,420.18 and 2,110.43 is: 3,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.36 : 3,420.18 = 2,110.43 : x
  2. Step 2: Convert to fraction form
    2,283.36/3,420.18 = 2,110.43/x
  3. Step 3: Cross multiply
    2,283.36x = 3,420.18 × 2,110.43
  4. Step 4: Simplify right side
    2,283.36x = 7,218,033.38
  5. Step 5: Solve for x
    x = 7,218,033.38/2,283.36
  6. Step 6: Final answer
    x = 3,161.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.