Home / 1,879.09-2,592.41-1,133.11

Finding the Fourth Proportional to 1,879.09, 2,592.41 and 1,133.11

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Solution

The fourth proportional to 1,879.09, 2,592.41 and 1,133.11 is: 1,563.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.09 : 2,592.41 = 1,133.11 : x
  2. Step 2: Convert to fraction form
    1,879.09/2,592.41 = 1,133.11/x
  3. Step 3: Cross multiply
    1,879.09x = 2,592.41 × 1,133.11
  4. Step 4: Simplify right side
    1,879.09x = 2,937,485.70
  5. Step 5: Solve for x
    x = 2,937,485.70/1,879.09
  6. Step 6: Final answer
    x = 1,563.25

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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.