Home / 11,486.46-17,197.11-7,316.10

Finding the Fourth Proportional to 11,486.46, 17,197.11 and 7,316.10

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Solution

The fourth proportional to 11,486.46, 17,197.11 and 7,316.10 is: 10,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.46 : 17,197.11 = 7,316.10 : x
  2. Step 2: Convert to fraction form
    11,486.46/17,197.11 = 7,316.10/x
  3. Step 3: Cross multiply
    11,486.46x = 17,197.11 × 7,316.10
  4. Step 4: Simplify right side
    11,486.46x = 125,815,776.47
  5. Step 5: Solve for x
    x = 125,815,776.47/11,486.46
  6. Step 6: Final answer
    x = 10,953.40

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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.