Home / 2,009.37-2,773.26-1,125.39

Finding the Fourth Proportional to 2,009.37, 2,773.26 and 1,125.39

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Solution

The fourth proportional to 2,009.37, 2,773.26 and 1,125.39 is: 1,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.37 : 2,773.26 = 1,125.39 : x
  2. Step 2: Convert to fraction form
    2,009.37/2,773.26 = 1,125.39/x
  3. Step 3: Cross multiply
    2,009.37x = 2,773.26 × 1,125.39
  4. Step 4: Simplify right side
    2,009.37x = 3,120,999.07
  5. Step 5: Solve for x
    x = 3,120,999.07/2,009.37
  6. Step 6: Final answer
    x = 1,553.22

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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.