Home / 3,993.49-5,510.67-2,314.99

Finding the Fourth Proportional to 3,993.49, 5,510.67 and 2,314.99

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Solution

The fourth proportional to 3,993.49, 5,510.67 and 2,314.99 is: 3,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.49 : 5,510.67 = 2,314.99 : x
  2. Step 2: Convert to fraction form
    3,993.49/5,510.67 = 2,314.99/x
  3. Step 3: Cross multiply
    3,993.49x = 5,510.67 × 2,314.99
  4. Step 4: Simplify right side
    3,993.49x = 12,757,126.17
  5. Step 5: Solve for x
    x = 12,757,126.17/3,993.49
  6. Step 6: Final answer
    x = 3,194.48

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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.