Home / 2,953.78-4,429.07-1,469.75

Finding the Fourth Proportional to 2,953.78, 4,429.07 and 1,469.75

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Solution

The fourth proportional to 2,953.78, 4,429.07 and 1,469.75 is: 2,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.78 : 4,429.07 = 1,469.75 : x
  2. Step 2: Convert to fraction form
    2,953.78/4,429.07 = 1,469.75/x
  3. Step 3: Cross multiply
    2,953.78x = 4,429.07 × 1,469.75
  4. Step 4: Simplify right side
    2,953.78x = 6,509,618.26
  5. Step 5: Solve for x
    x = 6,509,618.26/2,953.78
  6. Step 6: Final answer
    x = 2,203.83

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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.