Home / 2,154.25-2,973.23-1,629.37

Finding the Fourth Proportional to 2,154.25, 2,973.23 and 1,629.37

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Solution

The fourth proportional to 2,154.25, 2,973.23 and 1,629.37 is: 2,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.25 : 2,973.23 = 1,629.37 : x
  2. Step 2: Convert to fraction form
    2,154.25/2,973.23 = 1,629.37/x
  3. Step 3: Cross multiply
    2,154.25x = 2,973.23 × 1,629.37
  4. Step 4: Simplify right side
    2,154.25x = 4,844,491.77
  5. Step 5: Solve for x
    x = 4,844,491.77/2,154.25
  6. Step 6: Final answer
    x = 2,248.81

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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.