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Finding the Fourth Proportional to 9,310.86, 13,966.47 and 7,453.35

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Solution

The fourth proportional to 9,310.86, 13,966.47 and 7,453.35 is: 11,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.86 : 13,966.47 = 7,453.35 : x
  2. Step 2: Convert to fraction form
    9,310.86/13,966.47 = 7,453.35/x
  3. Step 3: Cross multiply
    9,310.86x = 13,966.47 × 7,453.35
  4. Step 4: Simplify right side
    9,310.86x = 104,096,989.17
  5. Step 5: Solve for x
    x = 104,096,989.17/9,310.86
  6. Step 6: Final answer
    x = 11,180.17

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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.