Home / 2,673.03-3,687.09-1,925.79

Finding the Fourth Proportional to 2,673.03, 3,687.09 and 1,925.79

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Solution

The fourth proportional to 2,673.03, 3,687.09 and 1,925.79 is: 2,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.03 : 3,687.09 = 1,925.79 : x
  2. Step 2: Convert to fraction form
    2,673.03/3,687.09 = 1,925.79/x
  3. Step 3: Cross multiply
    2,673.03x = 3,687.09 × 1,925.79
  4. Step 4: Simplify right side
    2,673.03x = 7,100,561.05
  5. Step 5: Solve for x
    x = 7,100,561.05/2,673.03
  6. Step 6: Final answer
    x = 2,656.37

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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.