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Finding the Fourth Proportional to 7,950.52, 11,925.96 and 3,022.48

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Solution

The fourth proportional to 7,950.52, 11,925.96 and 3,022.48 is: 4,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.52 : 11,925.96 = 3,022.48 : x
  2. Step 2: Convert to fraction form
    7,950.52/11,925.96 = 3,022.48/x
  3. Step 3: Cross multiply
    7,950.52x = 11,925.96 × 3,022.48
  4. Step 4: Simplify right side
    7,950.52x = 36,045,975.58
  5. Step 5: Solve for x
    x = 36,045,975.58/7,950.52
  6. Step 6: Final answer
    x = 4,533.79

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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.