Home / 2,017.07-2,783.59-1,177.84

Finding the Fourth Proportional to 2,017.07, 2,783.59 and 1,177.84

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Solution

The fourth proportional to 2,017.07, 2,783.59 and 1,177.84 is: 1,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.07 : 2,783.59 = 1,177.84 : x
  2. Step 2: Convert to fraction form
    2,017.07/2,783.59 = 1,177.84/x
  3. Step 3: Cross multiply
    2,017.07x = 2,783.59 × 1,177.84
  4. Step 4: Simplify right side
    2,017.07x = 3,278,623.65
  5. Step 5: Solve for x
    x = 3,278,623.65/2,017.07
  6. Step 6: Final answer
    x = 1,625.44

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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.