Home / 7,436.83-11,147.68-4,665.43

Finding the Fourth Proportional to 7,436.83, 11,147.68 and 4,665.43

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Solution

The fourth proportional to 7,436.83, 11,147.68 and 4,665.43 is: 6,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.83 : 11,147.68 = 4,665.43 : x
  2. Step 2: Convert to fraction form
    7,436.83/11,147.68 = 4,665.43/x
  3. Step 3: Cross multiply
    7,436.83x = 11,147.68 × 4,665.43
  4. Step 4: Simplify right side
    7,436.83x = 52,008,720.23
  5. Step 5: Solve for x
    x = 52,008,720.23/7,436.83
  6. Step 6: Final answer
    x = 6,993.40

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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.