Home / 2,845.99-4,262.05-1,966.15

Finding the Fourth Proportional to 2,845.99, 4,262.05 and 1,966.15

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Solution

The fourth proportional to 2,845.99, 4,262.05 and 1,966.15 is: 2,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.99 : 4,262.05 = 1,966.15 : x
  2. Step 2: Convert to fraction form
    2,845.99/4,262.05 = 1,966.15/x
  3. Step 3: Cross multiply
    2,845.99x = 4,262.05 × 1,966.15
  4. Step 4: Simplify right side
    2,845.99x = 8,379,837.39
  5. Step 5: Solve for x
    x = 8,379,837.39/2,845.99
  6. Step 6: Final answer
    x = 2,944.44

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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.