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Finding the Fourth Proportional to 11,775.93, 17,636.19 and 5,522.46

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Solution

The fourth proportional to 11,775.93, 17,636.19 and 5,522.46 is: 8,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.93 : 17,636.19 = 5,522.46 : x
  2. Step 2: Convert to fraction form
    11,775.93/17,636.19 = 5,522.46/x
  3. Step 3: Cross multiply
    11,775.93x = 17,636.19 × 5,522.46
  4. Step 4: Simplify right side
    11,775.93x = 97,395,153.83
  5. Step 5: Solve for x
    x = 97,395,153.83/11,775.93
  6. Step 6: Final answer
    x = 8,270.70

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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.