Home / 12,362.87-18,546.62-4,967.90

Finding the Fourth Proportional to 12,362.87, 18,546.62 and 4,967.90

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Solution

The fourth proportional to 12,362.87, 18,546.62 and 4,967.90 is: 7,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.87 : 18,546.62 = 4,967.90 : x
  2. Step 2: Convert to fraction form
    12,362.87/18,546.62 = 4,967.90/x
  3. Step 3: Cross multiply
    12,362.87x = 18,546.62 × 4,967.90
  4. Step 4: Simplify right side
    12,362.87x = 92,137,635.93
  5. Step 5: Solve for x
    x = 92,137,635.93/12,362.87
  6. Step 6: Final answer
    x = 7,452.77

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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.