Home / 10,933.11-15,086.25-6,153.30

Finding the Fourth Proportional to 10,933.11, 15,086.25 and 6,153.30

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Solution

The fourth proportional to 10,933.11, 15,086.25 and 6,153.30 is: 8,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.11 : 15,086.25 = 6,153.30 : x
  2. Step 2: Convert to fraction form
    10,933.11/15,086.25 = 6,153.30/x
  3. Step 3: Cross multiply
    10,933.11x = 15,086.25 × 6,153.30
  4. Step 4: Simplify right side
    10,933.11x = 92,830,222.13
  5. Step 5: Solve for x
    x = 92,830,222.13/10,933.11
  6. Step 6: Final answer
    x = 8,490.74

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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.