Home / 2,045.04-3,067.56-677.04

Finding the Fourth Proportional to 2,045.04, 3,067.56 and 677.04

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Solution

The fourth proportional to 2,045.04, 3,067.56 and 677.04 is: 1,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.04 : 3,067.56 = 677.04 : x
  2. Step 2: Convert to fraction form
    2,045.04/3,067.56 = 677.04/x
  3. Step 3: Cross multiply
    2,045.04x = 3,067.56 × 677.04
  4. Step 4: Simplify right side
    2,045.04x = 2,076,860.82
  5. Step 5: Solve for x
    x = 2,076,860.82/2,045.04
  6. Step 6: Final answer
    x = 1,015.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.