Home / 9,198.81-13,798.72-2,624.47

Finding the Fourth Proportional to 9,198.81, 13,798.72 and 2,624.47

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Solution

The fourth proportional to 9,198.81, 13,798.72 and 2,624.47 is: 3,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.81 : 13,798.72 = 2,624.47 : x
  2. Step 2: Convert to fraction form
    9,198.81/13,798.72 = 2,624.47/x
  3. Step 3: Cross multiply
    9,198.81x = 13,798.72 × 2,624.47
  4. Step 4: Simplify right side
    9,198.81x = 36,214,257.68
  5. Step 5: Solve for x
    x = 36,214,257.68/9,198.81
  6. Step 6: Final answer
    x = 3,936.84

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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.