Home / 1,704.04-2,349.66-1,205.80

Finding the Fourth Proportional to 1,704.04, 2,349.66 and 1,205.80

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Solution

The fourth proportional to 1,704.04, 2,349.66 and 1,205.80 is: 1,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.04 : 2,349.66 = 1,205.80 : x
  2. Step 2: Convert to fraction form
    1,704.04/2,349.66 = 1,205.80/x
  3. Step 3: Cross multiply
    1,704.04x = 2,349.66 × 1,205.80
  4. Step 4: Simplify right side
    1,704.04x = 2,833,220.03
  5. Step 5: Solve for x
    x = 2,833,220.03/1,704.04
  6. Step 6: Final answer
    x = 1,662.65

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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.