Home / 2,997.15-4,495.94-1,900.01

Finding the Fourth Proportional to 2,997.15, 4,495.94 and 1,900.01

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Solution

The fourth proportional to 2,997.15, 4,495.94 and 1,900.01 is: 2,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.15 : 4,495.94 = 1,900.01 : x
  2. Step 2: Convert to fraction form
    2,997.15/4,495.94 = 1,900.01/x
  3. Step 3: Cross multiply
    2,997.15x = 4,495.94 × 1,900.01
  4. Step 4: Simplify right side
    2,997.15x = 8,542,298.98
  5. Step 5: Solve for x
    x = 8,542,298.98/2,997.15
  6. Step 6: Final answer
    x = 2,850.14

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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.