Home / 13,097.22-19,633.08-5,197.14

Finding the Fourth Proportional to 13,097.22, 19,633.08 and 5,197.14

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Solution

The fourth proportional to 13,097.22, 19,633.08 and 5,197.14 is: 7,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.22 : 19,633.08 = 5,197.14 : x
  2. Step 2: Convert to fraction form
    13,097.22/19,633.08 = 5,197.14/x
  3. Step 3: Cross multiply
    13,097.22x = 19,633.08 × 5,197.14
  4. Step 4: Simplify right side
    13,097.22x = 102,035,865.39
  5. Step 5: Solve for x
    x = 102,035,865.39/13,097.22
  6. Step 6: Final answer
    x = 7,790.65

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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.