Home / 9,446.99-13,036.32-5,198.58

Finding the Fourth Proportional to 9,446.99, 13,036.32 and 5,198.58

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Solution

The fourth proportional to 9,446.99, 13,036.32 and 5,198.58 is: 7,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,446.99 : 13,036.32 = 5,198.58 : x
  2. Step 2: Convert to fraction form
    9,446.99/13,036.32 = 5,198.58/x
  3. Step 3: Cross multiply
    9,446.99x = 13,036.32 × 5,198.58
  4. Step 4: Simplify right side
    9,446.99x = 67,770,352.43
  5. Step 5: Solve for x
    x = 67,770,352.43/9,446.99
  6. Step 6: Final answer
    x = 7,173.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.