Home / 4,960.47-7,474.84-4,102.27

Finding the Fourth Proportional to 4,960.47, 7,474.84 and 4,102.27

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Solution

The fourth proportional to 4,960.47, 7,474.84 and 4,102.27 is: 6,181.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.47 : 7,474.84 = 4,102.27 : x
  2. Step 2: Convert to fraction form
    4,960.47/7,474.84 = 4,102.27/x
  3. Step 3: Cross multiply
    4,960.47x = 7,474.84 × 4,102.27
  4. Step 4: Simplify right side
    4,960.47x = 30,663,816.10
  5. Step 5: Solve for x
    x = 30,663,816.10/4,960.47
  6. Step 6: Final answer
    x = 6,181.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.