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Finding the Fourth Proportional to 10,125.62, 13,973.31 and 5,649.11

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Solution

The fourth proportional to 10,125.62, 13,973.31 and 5,649.11 is: 7,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.62 : 13,973.31 = 5,649.11 : x
  2. Step 2: Convert to fraction form
    10,125.62/13,973.31 = 5,649.11/x
  3. Step 3: Cross multiply
    10,125.62x = 13,973.31 × 5,649.11
  4. Step 4: Simplify right side
    10,125.62x = 78,936,695.39
  5. Step 5: Solve for x
    x = 78,936,695.39/10,125.62
  6. Step 6: Final answer
    x = 7,795.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.