Home / 9,447.29-13,037.57-5,198.84

Finding the Fourth Proportional to 9,447.29, 13,037.57 and 5,198.84

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Solution

The fourth proportional to 9,447.29, 13,037.57 and 5,198.84 is: 7,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.29 : 13,037.57 = 5,198.84 : x
  2. Step 2: Convert to fraction form
    9,447.29/13,037.57 = 5,198.84/x
  3. Step 3: Cross multiply
    9,447.29x = 13,037.57 × 5,198.84
  4. Step 4: Simplify right side
    9,447.29x = 67,780,246.87
  5. Step 5: Solve for x
    x = 67,780,246.87/9,447.29
  6. Step 6: Final answer
    x = 7,174.57

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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.