Home / 4,429.27-6,645.12-1,966.06

Finding the Fourth Proportional to 4,429.27, 6,645.12 and 1,966.06

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Solution

The fourth proportional to 4,429.27, 6,645.12 and 1,966.06 is: 2,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.27 : 6,645.12 = 1,966.06 : x
  2. Step 2: Convert to fraction form
    4,429.27/6,645.12 = 1,966.06/x
  3. Step 3: Cross multiply
    4,429.27x = 6,645.12 × 1,966.06
  4. Step 4: Simplify right side
    4,429.27x = 13,064,704.63
  5. Step 5: Solve for x
    x = 13,064,704.63/4,429.27
  6. Step 6: Final answer
    x = 2,949.63

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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.