Home / 4,429.72-6,637.26-1,960.84

Finding the Fourth Proportional to 4,429.72, 6,637.26 and 1,960.84

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Solution

The fourth proportional to 4,429.72, 6,637.26 and 1,960.84 is: 2,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.72 : 6,637.26 = 1,960.84 : x
  2. Step 2: Convert to fraction form
    4,429.72/6,637.26 = 1,960.84/x
  3. Step 3: Cross multiply
    4,429.72x = 6,637.26 × 1,960.84
  4. Step 4: Simplify right side
    4,429.72x = 13,014,604.90
  5. Step 5: Solve for x
    x = 13,014,604.90/4,429.72
  6. Step 6: Final answer
    x = 2,938.02

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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.