Home / 7,376.28-11,065.50-2,181.48

Finding the Fourth Proportional to 7,376.28, 11,065.50 and 2,181.48

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Solution

The fourth proportional to 7,376.28, 11,065.50 and 2,181.48 is: 3,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.28 : 11,065.50 = 2,181.48 : x
  2. Step 2: Convert to fraction form
    7,376.28/11,065.50 = 2,181.48/x
  3. Step 3: Cross multiply
    7,376.28x = 11,065.50 × 2,181.48
  4. Step 4: Simplify right side
    7,376.28x = 24,139,166.94
  5. Step 5: Solve for x
    x = 24,139,166.94/7,376.28
  6. Step 6: Final answer
    x = 3,272.54

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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.