Home / 3,043.08-4,199.46-1,645.83

Finding the Fourth Proportional to 3,043.08, 4,199.46 and 1,645.83

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Solution

The fourth proportional to 3,043.08, 4,199.46 and 1,645.83 is: 2,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.08 : 4,199.46 = 1,645.83 : x
  2. Step 2: Convert to fraction form
    3,043.08/4,199.46 = 1,645.83/x
  3. Step 3: Cross multiply
    3,043.08x = 4,199.46 × 1,645.83
  4. Step 4: Simplify right side
    3,043.08x = 6,911,597.25
  5. Step 5: Solve for x
    x = 6,911,597.25/3,043.08
  6. Step 6: Final answer
    x = 2,271.25

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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.