Home / 7,219.22-10,829.21-2,288.49

Finding the Fourth Proportional to 7,219.22, 10,829.21 and 2,288.49

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Solution

The fourth proportional to 7,219.22, 10,829.21 and 2,288.49 is: 3,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.22 : 10,829.21 = 2,288.49 : x
  2. Step 2: Convert to fraction form
    7,219.22/10,829.21 = 2,288.49/x
  3. Step 3: Cross multiply
    7,219.22x = 10,829.21 × 2,288.49
  4. Step 4: Simplify right side
    7,219.22x = 24,782,527.35
  5. Step 5: Solve for x
    x = 24,782,527.35/7,219.22
  6. Step 6: Final answer
    x = 3,432.86

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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.