Home / 2,897.56-3,993.96-2,267.07

Finding the Fourth Proportional to 2,897.56, 3,993.96 and 2,267.07

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Solution

The fourth proportional to 2,897.56, 3,993.96 and 2,267.07 is: 3,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.56 : 3,993.96 = 2,267.07 : x
  2. Step 2: Convert to fraction form
    2,897.56/3,993.96 = 2,267.07/x
  3. Step 3: Cross multiply
    2,897.56x = 3,993.96 × 2,267.07
  4. Step 4: Simplify right side
    2,897.56x = 9,054,596.88
  5. Step 5: Solve for x
    x = 9,054,596.88/2,897.56
  6. Step 6: Final answer
    x = 3,124.91

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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.