Home / 7,385.27-10,195.83-5,119.91

Finding the Fourth Proportional to 7,385.27, 10,195.83 and 5,119.91

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Solution

The fourth proportional to 7,385.27, 10,195.83 and 5,119.91 is: 7,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.27 : 10,195.83 = 5,119.91 : x
  2. Step 2: Convert to fraction form
    7,385.27/10,195.83 = 5,119.91/x
  3. Step 3: Cross multiply
    7,385.27x = 10,195.83 × 5,119.91
  4. Step 4: Simplify right side
    7,385.27x = 52,201,731.98
  5. Step 5: Solve for x
    x = 52,201,731.98/7,385.27
  6. Step 6: Final answer
    x = 7,068.36

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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.