Home / 1,704.52-2,349.06-1,424.80

Finding the Fourth Proportional to 1,704.52, 2,349.06 and 1,424.80

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Solution

The fourth proportional to 1,704.52, 2,349.06 and 1,424.80 is: 1,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.52 : 2,349.06 = 1,424.80 : x
  2. Step 2: Convert to fraction form
    1,704.52/2,349.06 = 1,424.80/x
  3. Step 3: Cross multiply
    1,704.52x = 2,349.06 × 1,424.80
  4. Step 4: Simplify right side
    1,704.52x = 3,346,940.69
  5. Step 5: Solve for x
    x = 3,346,940.69/1,704.52
  6. Step 6: Final answer
    x = 1,963.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.