Home / 2,017.25-2,783.80-1,133.06

Finding the Fourth Proportional to 2,017.25, 2,783.80 and 1,133.06

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Solution

The fourth proportional to 2,017.25, 2,783.80 and 1,133.06 is: 1,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.25 : 2,783.80 = 1,133.06 : x
  2. Step 2: Convert to fraction form
    2,017.25/2,783.80 = 1,133.06/x
  3. Step 3: Cross multiply
    2,017.25x = 2,783.80 × 1,133.06
  4. Step 4: Simplify right side
    2,017.25x = 3,154,195.68
  5. Step 5: Solve for x
    x = 3,154,195.68/2,017.25
  6. Step 6: Final answer
    x = 1,563.61

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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.