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Finding the Fourth Proportional to 7,022.52, 10,533.78 and 4,936.50

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Solution

The fourth proportional to 7,022.52, 10,533.78 and 4,936.50 is: 7,404.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.52 : 10,533.78 = 4,936.50 : x
  2. Step 2: Convert to fraction form
    7,022.52/10,533.78 = 4,936.50/x
  3. Step 3: Cross multiply
    7,022.52x = 10,533.78 × 4,936.50
  4. Step 4: Simplify right side
    7,022.52x = 52,000,004.97
  5. Step 5: Solve for x
    x = 52,000,004.97/7,022.52
  6. Step 6: Final answer
    x = 7,404.75

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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.