Home / 4,288.45-6,433.97-2,038.68

Finding the Fourth Proportional to 4,288.45, 6,433.97 and 2,038.68

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Solution

The fourth proportional to 4,288.45, 6,433.97 and 2,038.68 is: 3,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.45 : 6,433.97 = 2,038.68 : x
  2. Step 2: Convert to fraction form
    4,288.45/6,433.97 = 2,038.68/x
  3. Step 3: Cross multiply
    4,288.45x = 6,433.97 × 2,038.68
  4. Step 4: Simplify right side
    4,288.45x = 13,116,805.96
  5. Step 5: Solve for x
    x = 13,116,805.96/4,288.45
  6. Step 6: Final answer
    x = 3,058.64

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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.