Home / 7,454.30-10,286.96-4,268.30

Finding the Fourth Proportional to 7,454.30, 10,286.96 and 4,268.30

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Solution

The fourth proportional to 7,454.30, 10,286.96 and 4,268.30 is: 5,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.30 : 10,286.96 = 4,268.30 : x
  2. Step 2: Convert to fraction form
    7,454.30/10,286.96 = 4,268.30/x
  3. Step 3: Cross multiply
    7,454.30x = 10,286.96 × 4,268.30
  4. Step 4: Simplify right side
    7,454.30x = 43,907,758.59
  5. Step 5: Solve for x
    x = 43,907,758.59/7,454.30
  6. Step 6: Final answer
    x = 5,890.26

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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.