Home / 4,045.80-6,067.14-1,271.88

Finding the Fourth Proportional to 4,045.80, 6,067.14 and 1,271.88

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Solution

The fourth proportional to 4,045.80, 6,067.14 and 1,271.88 is: 1,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.80 : 6,067.14 = 1,271.88 : x
  2. Step 2: Convert to fraction form
    4,045.80/6,067.14 = 1,271.88/x
  3. Step 3: Cross multiply
    4,045.80x = 6,067.14 × 1,271.88
  4. Step 4: Simplify right side
    4,045.80x = 7,716,674.02
  5. Step 5: Solve for x
    x = 7,716,674.02/4,045.80
  6. Step 6: Final answer
    x = 1,907.33

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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.