Home / 4,452.45-6,684.14-4,222.81

Finding the Fourth Proportional to 4,452.45, 6,684.14 and 4,222.81

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Solution

The fourth proportional to 4,452.45, 6,684.14 and 4,222.81 is: 6,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.45 : 6,684.14 = 4,222.81 : x
  2. Step 2: Convert to fraction form
    4,452.45/6,684.14 = 4,222.81/x
  3. Step 3: Cross multiply
    4,452.45x = 6,684.14 × 4,222.81
  4. Step 4: Simplify right side
    4,452.45x = 28,225,853.23
  5. Step 5: Solve for x
    x = 28,225,853.23/4,452.45
  6. Step 6: Final answer
    x = 6,339.40

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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.