Home / 7,286.20-10,932.90-4,168.60

Finding the Fourth Proportional to 7,286.20, 10,932.90 and 4,168.60

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Solution

The fourth proportional to 7,286.20, 10,932.90 and 4,168.60 is: 6,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.20 : 10,932.90 = 4,168.60 : x
  2. Step 2: Convert to fraction form
    7,286.20/10,932.90 = 4,168.60/x
  3. Step 3: Cross multiply
    7,286.20x = 10,932.90 × 4,168.60
  4. Step 4: Simplify right side
    7,286.20x = 45,574,886.94
  5. Step 5: Solve for x
    x = 45,574,886.94/7,286.20
  6. Step 6: Final answer
    x = 6,254.96

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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.