Home / 1,788.06-2,675.21-966.93

Finding the Fourth Proportional to 1,788.06, 2,675.21 and 966.93

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Solution

The fourth proportional to 1,788.06, 2,675.21 and 966.93 is: 1,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.06 : 2,675.21 = 966.93 : x
  2. Step 2: Convert to fraction form
    1,788.06/2,675.21 = 966.93/x
  3. Step 3: Cross multiply
    1,788.06x = 2,675.21 × 966.93
  4. Step 4: Simplify right side
    1,788.06x = 2,586,735.97
  5. Step 5: Solve for x
    x = 2,586,735.97/1,788.06
  6. Step 6: Final answer
    x = 1,446.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.