Home / 1,950.33-2,688.69-1,529.04

Finding the Fourth Proportional to 1,950.33, 2,688.69 and 1,529.04

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Solution

The fourth proportional to 1,950.33, 2,688.69 and 1,529.04 is: 2,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.33 : 2,688.69 = 1,529.04 : x
  2. Step 2: Convert to fraction form
    1,950.33/2,688.69 = 1,529.04/x
  3. Step 3: Cross multiply
    1,950.33x = 2,688.69 × 1,529.04
  4. Step 4: Simplify right side
    1,950.33x = 4,111,114.56
  5. Step 5: Solve for x
    x = 4,111,114.56/1,950.33
  6. Step 6: Final answer
    x = 2,107.91

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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.