Home / 1,723.44-2,571.93-1,538.91

Finding the Fourth Proportional to 1,723.44, 2,571.93 and 1,538.91

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Solution

The fourth proportional to 1,723.44, 2,571.93 and 1,538.91 is: 2,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.44 : 2,571.93 = 1,538.91 : x
  2. Step 2: Convert to fraction form
    1,723.44/2,571.93 = 1,538.91/x
  3. Step 3: Cross multiply
    1,723.44x = 2,571.93 × 1,538.91
  4. Step 4: Simplify right side
    1,723.44x = 3,957,968.80
  5. Step 5: Solve for x
    x = 3,957,968.80/1,723.44
  6. Step 6: Final answer
    x = 2,296.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.