Home / 2,017.09-2,783.73-1,177.93

Finding the Fourth Proportional to 2,017.09, 2,783.73 and 1,177.93

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Solution

The fourth proportional to 2,017.09, 2,783.73 and 1,177.93 is: 1,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.09 : 2,783.73 = 1,177.93 : x
  2. Step 2: Convert to fraction form
    2,017.09/2,783.73 = 1,177.93/x
  3. Step 3: Cross multiply
    2,017.09x = 2,783.73 × 1,177.93
  4. Step 4: Simplify right side
    2,017.09x = 3,279,039.08
  5. Step 5: Solve for x
    x = 3,279,039.08/2,017.09
  6. Step 6: Final answer
    x = 1,625.63

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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.