Home / 7,768.32-11,650.05-2,837.04

Finding the Fourth Proportional to 7,768.32, 11,650.05 and 2,837.04

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Solution

The fourth proportional to 7,768.32, 11,650.05 and 2,837.04 is: 4,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768.32 : 11,650.05 = 2,837.04 : x
  2. Step 2: Convert to fraction form
    7,768.32/11,650.05 = 2,837.04/x
  3. Step 3: Cross multiply
    7,768.32x = 11,650.05 × 2,837.04
  4. Step 4: Simplify right side
    7,768.32x = 33,051,657.85
  5. Step 5: Solve for x
    x = 33,051,657.85/7,768.32
  6. Step 6: Final answer
    x = 4,254.67

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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.