Home / 2,932.69-4,039.95-2,511.67

Finding the Fourth Proportional to 2,932.69, 4,039.95 and 2,511.67

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Solution

The fourth proportional to 2,932.69, 4,039.95 and 2,511.67 is: 3,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.69 : 4,039.95 = 2,511.67 : x
  2. Step 2: Convert to fraction form
    2,932.69/4,039.95 = 2,511.67/x
  3. Step 3: Cross multiply
    2,932.69x = 4,039.95 × 2,511.67
  4. Step 4: Simplify right side
    2,932.69x = 10,147,021.22
  5. Step 5: Solve for x
    x = 10,147,021.22/2,932.69
  6. Step 6: Final answer
    x = 3,459.97

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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.