Home / 6,763.92-10,145.88-2,866.20

Finding the Fourth Proportional to 6,763.92, 10,145.88 and 2,866.20

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Solution

The fourth proportional to 6,763.92, 10,145.88 and 2,866.20 is: 4,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.92 : 10,145.88 = 2,866.20 : x
  2. Step 2: Convert to fraction form
    6,763.92/10,145.88 = 2,866.20/x
  3. Step 3: Cross multiply
    6,763.92x = 10,145.88 × 2,866.20
  4. Step 4: Simplify right side
    6,763.92x = 29,080,121.26
  5. Step 5: Solve for x
    x = 29,080,121.26/6,763.92
  6. Step 6: Final answer
    x = 4,299.30

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1.5x scale

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.