Home / 2,137.73-2,950.32-1,253.53

Finding the Fourth Proportional to 2,137.73, 2,950.32 and 1,253.53

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Solution

The fourth proportional to 2,137.73, 2,950.32 and 1,253.53 is: 1,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137.73 : 2,950.32 = 1,253.53 : x
  2. Step 2: Convert to fraction form
    2,137.73/2,950.32 = 1,253.53/x
  3. Step 3: Cross multiply
    2,137.73x = 2,950.32 × 1,253.53
  4. Step 4: Simplify right side
    2,137.73x = 3,698,314.63
  5. Step 5: Solve for x
    x = 3,698,314.63/2,137.73
  6. Step 6: Final answer
    x = 1,730.02

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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.