Home / 2,716.19-3,748.37-1,537.23

Finding the Fourth Proportional to 2,716.19, 3,748.37 and 1,537.23

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Solution

The fourth proportional to 2,716.19, 3,748.37 and 1,537.23 is: 2,121.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.19 : 3,748.37 = 1,537.23 : x
  2. Step 2: Convert to fraction form
    2,716.19/3,748.37 = 1,537.23/x
  3. Step 3: Cross multiply
    2,716.19x = 3,748.37 × 1,537.23
  4. Step 4: Simplify right side
    2,716.19x = 5,762,106.82
  5. Step 5: Solve for x
    x = 5,762,106.82/2,716.19
  6. Step 6: Final answer
    x = 2,121.39

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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.