Home / 6,512.11-9,768.03-1,581.77

Finding the Fourth Proportional to 6,512.11, 9,768.03 and 1,581.77

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Solution

The fourth proportional to 6,512.11, 9,768.03 and 1,581.77 is: 2,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.11 : 9,768.03 = 1,581.77 : x
  2. Step 2: Convert to fraction form
    6,512.11/9,768.03 = 1,581.77/x
  3. Step 3: Cross multiply
    6,512.11x = 9,768.03 × 1,581.77
  4. Step 4: Simplify right side
    6,512.11x = 15,450,795.30
  5. Step 5: Solve for x
    x = 15,450,795.30/6,512.11
  6. Step 6: Final answer
    x = 2,372.63

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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.