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Finding the Fourth Proportional to 4,825.08, 7,198.63 and 4,123.62

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Solution

The fourth proportional to 4,825.08, 7,198.63 and 4,123.62 is: 6,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.08 : 7,198.63 = 4,123.62 : x
  2. Step 2: Convert to fraction form
    4,825.08/7,198.63 = 4,123.62/x
  3. Step 3: Cross multiply
    4,825.08x = 7,198.63 × 4,123.62
  4. Step 4: Simplify right side
    4,825.08x = 29,684,404.33
  5. Step 5: Solve for x
    x = 29,684,404.33/4,825.08
  6. Step 6: Final answer
    x = 6,152.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.