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Finding the Fourth Proportional to 3,067.92, 4,597.92 and 1,117.80

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Solution

The fourth proportional to 3,067.92, 4,597.92 and 1,117.80 is: 1,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.92 : 4,597.92 = 1,117.80 : x
  2. Step 2: Convert to fraction form
    3,067.92/4,597.92 = 1,117.80/x
  3. Step 3: Cross multiply
    3,067.92x = 4,597.92 × 1,117.80
  4. Step 4: Simplify right side
    3,067.92x = 5,139,554.98
  5. Step 5: Solve for x
    x = 5,139,554.98/3,067.92
  6. Step 6: Final answer
    x = 1,675.26

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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.