Home / 10,611.27-15,892.64-5,068.51

Finding the Fourth Proportional to 10,611.27, 15,892.64 and 5,068.51

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Solution

The fourth proportional to 10,611.27, 15,892.64 and 5,068.51 is: 7,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.27 : 15,892.64 = 5,068.51 : x
  2. Step 2: Convert to fraction form
    10,611.27/15,892.64 = 5,068.51/x
  3. Step 3: Cross multiply
    10,611.27x = 15,892.64 × 5,068.51
  4. Step 4: Simplify right side
    10,611.27x = 80,551,958.70
  5. Step 5: Solve for x
    x = 80,551,958.70/10,611.27
  6. Step 6: Final answer
    x = 7,591.17

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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.