Home / 2,897.16-3,997.14-1,849.56

Finding the Fourth Proportional to 2,897.16, 3,997.14 and 1,849.56

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Solution

The fourth proportional to 2,897.16, 3,997.14 and 1,849.56 is: 2,551.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.16 : 3,997.14 = 1,849.56 : x
  2. Step 2: Convert to fraction form
    2,897.16/3,997.14 = 1,849.56/x
  3. Step 3: Cross multiply
    2,897.16x = 3,997.14 × 1,849.56
  4. Step 4: Simplify right side
    2,897.16x = 7,392,950.26
  5. Step 5: Solve for x
    x = 7,392,950.26/2,897.16
  6. Step 6: Final answer
    x = 2,551.79

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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.