Home / 1,845.04-2,546.09-1,005.73

Finding the Fourth Proportional to 1,845.04, 2,546.09 and 1,005.73

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Solution

The fourth proportional to 1,845.04, 2,546.09 and 1,005.73 is: 1,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.04 : 2,546.09 = 1,005.73 : x
  2. Step 2: Convert to fraction form
    1,845.04/2,546.09 = 1,005.73/x
  3. Step 3: Cross multiply
    1,845.04x = 2,546.09 × 1,005.73
  4. Step 4: Simplify right side
    1,845.04x = 2,560,675.24
  5. Step 5: Solve for x
    x = 2,560,675.24/1,845.04
  6. Step 6: Final answer
    x = 1,387.87

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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.