Home / 3,013.98-4,160.70-2,268.23

Finding the Fourth Proportional to 3,013.98, 4,160.70 and 2,268.23

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Solution

The fourth proportional to 3,013.98, 4,160.70 and 2,268.23 is: 3,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.98 : 4,160.70 = 2,268.23 : x
  2. Step 2: Convert to fraction form
    3,013.98/4,160.70 = 2,268.23/x
  3. Step 3: Cross multiply
    3,013.98x = 4,160.70 × 2,268.23
  4. Step 4: Simplify right side
    3,013.98x = 9,437,403.76
  5. Step 5: Solve for x
    x = 9,437,403.76/3,013.98
  6. Step 6: Final answer
    x = 3,131.21

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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.