Home / 2,097.32-2,893.86-1,165.80

Finding the Fourth Proportional to 2,097.32, 2,893.86 and 1,165.80

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Solution

The fourth proportional to 2,097.32, 2,893.86 and 1,165.80 is: 1,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.32 : 2,893.86 = 1,165.80 : x
  2. Step 2: Convert to fraction form
    2,097.32/2,893.86 = 1,165.80/x
  3. Step 3: Cross multiply
    2,097.32x = 2,893.86 × 1,165.80
  4. Step 4: Simplify right side
    2,097.32x = 3,373,661.99
  5. Step 5: Solve for x
    x = 3,373,661.99/2,097.32
  6. Step 6: Final answer
    x = 1,608.56

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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.