Home / 2,882.80-4,324.20-2,518.30

Finding the Fourth Proportional to 2,882.80, 4,324.20 and 2,518.30

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Solution

The fourth proportional to 2,882.80, 4,324.20 and 2,518.30 is: 3,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.80 : 4,324.20 = 2,518.30 : x
  2. Step 2: Convert to fraction form
    2,882.80/4,324.20 = 2,518.30/x
  3. Step 3: Cross multiply
    2,882.80x = 4,324.20 × 2,518.30
  4. Step 4: Simplify right side
    2,882.80x = 10,889,632.86
  5. Step 5: Solve for x
    x = 10,889,632.86/2,882.80
  6. Step 6: Final answer
    x = 3,777.45

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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.