Home / 1,712.22-2,573.19-1,668.48

Finding the Fourth Proportional to 1,712.22, 2,573.19 and 1,668.48

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Solution

The fourth proportional to 1,712.22, 2,573.19 and 1,668.48 is: 2,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.22 : 2,573.19 = 1,668.48 : x
  2. Step 2: Convert to fraction form
    1,712.22/2,573.19 = 1,668.48/x
  3. Step 3: Cross multiply
    1,712.22x = 2,573.19 × 1,668.48
  4. Step 4: Simplify right side
    1,712.22x = 4,293,316.05
  5. Step 5: Solve for x
    x = 4,293,316.05/1,712.22
  6. Step 6: Final answer
    x = 2,507.46

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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.