Home / 2,103.11-2,903.34-1,629.94

Finding the Fourth Proportional to 2,103.11, 2,903.34 and 1,629.94

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Solution

The fourth proportional to 2,103.11, 2,903.34 and 1,629.94 is: 2,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103.11 : 2,903.34 = 1,629.94 : x
  2. Step 2: Convert to fraction form
    2,103.11/2,903.34 = 1,629.94/x
  3. Step 3: Cross multiply
    2,103.11x = 2,903.34 × 1,629.94
  4. Step 4: Simplify right side
    2,103.11x = 4,732,262.74
  5. Step 5: Solve for x
    x = 4,732,262.74/2,103.11
  6. Step 6: Final answer
    x = 2,250.12

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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.