Home / 6,762.68-10,143.92-2,866.52

Finding the Fourth Proportional to 6,762.68, 10,143.92 and 2,866.52

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Solution

The fourth proportional to 6,762.68, 10,143.92 and 2,866.52 is: 4,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.68 : 10,143.92 = 2,866.52 : x
  2. Step 2: Convert to fraction form
    6,762.68/10,143.92 = 2,866.52/x
  3. Step 3: Cross multiply
    6,762.68x = 10,143.92 × 2,866.52
  4. Step 4: Simplify right side
    6,762.68x = 29,077,749.56
  5. Step 5: Solve for x
    x = 29,077,749.56/6,762.68
  6. Step 6: Final answer
    x = 4,299.74

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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.