Home / 7,454.57-10,286.43-4,096.84

Finding the Fourth Proportional to 7,454.57, 10,286.43 and 4,096.84

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Solution

The fourth proportional to 7,454.57, 10,286.43 and 4,096.84 is: 5,653.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.57 : 10,286.43 = 4,096.84 : x
  2. Step 2: Convert to fraction form
    7,454.57/10,286.43 = 4,096.84/x
  3. Step 3: Cross multiply
    7,454.57x = 10,286.43 × 4,096.84
  4. Step 4: Simplify right side
    7,454.57x = 42,141,857.88
  5. Step 5: Solve for x
    x = 42,141,857.88/7,454.57
  6. Step 6: Final answer
    x = 5,653.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.