Home / 3,106.68-4,669.62-2,953.08

Finding the Fourth Proportional to 3,106.68, 4,669.62 and 2,953.08

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Solution

The fourth proportional to 3,106.68, 4,669.62 and 2,953.08 is: 4,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.68 : 4,669.62 = 2,953.08 : x
  2. Step 2: Convert to fraction form
    3,106.68/4,669.62 = 2,953.08/x
  3. Step 3: Cross multiply
    3,106.68x = 4,669.62 × 2,953.08
  4. Step 4: Simplify right side
    3,106.68x = 13,789,761.43
  5. Step 5: Solve for x
    x = 13,789,761.43/3,106.68
  6. Step 6: Final answer
    x = 4,438.75

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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.