Home / 7,662.26-11,477.64-4,532.78

Finding the Fourth Proportional to 7,662.26, 11,477.64 and 4,532.78

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Solution

The fourth proportional to 7,662.26, 11,477.64 and 4,532.78 is: 6,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.26 : 11,477.64 = 4,532.78 : x
  2. Step 2: Convert to fraction form
    7,662.26/11,477.64 = 4,532.78/x
  3. Step 3: Cross multiply
    7,662.26x = 11,477.64 × 4,532.78
  4. Step 4: Simplify right side
    7,662.26x = 52,025,617.04
  5. Step 5: Solve for x
    x = 52,025,617.04/7,662.26
  6. Step 6: Final answer
    x = 6,789.85

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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.