Home / 4,021.29-6,031.94-2,643.35

Finding the Fourth Proportional to 4,021.29, 6,031.94 and 2,643.35

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Solution

The fourth proportional to 4,021.29, 6,031.94 and 2,643.35 is: 3,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.29 : 6,031.94 = 2,643.35 : x
  2. Step 2: Convert to fraction form
    4,021.29/6,031.94 = 2,643.35/x
  3. Step 3: Cross multiply
    4,021.29x = 6,031.94 × 2,643.35
  4. Step 4: Simplify right side
    4,021.29x = 15,944,485.22
  5. Step 5: Solve for x
    x = 15,944,485.22/4,021.29
  6. Step 6: Final answer
    x = 3,965.02

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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.