Home / 4,214.06-5,816.34-2,816

Finding the Fourth Proportional to 4,214.06, 5,816.34 and 2,816

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Solution

The fourth proportional to 4,214.06, 5,816.34 and 2,816 is: 3,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.06 : 5,816.34 = 2,816 : x
  2. Step 2: Convert to fraction form
    4,214.06/5,816.34 = 2,816/x
  3. Step 3: Cross multiply
    4,214.06x = 5,816.34 × 2,816
  4. Step 4: Simplify right side
    4,214.06x = 16,378,813.44
  5. Step 5: Solve for x
    x = 16,378,813.44/4,214.06
  6. Step 6: Final answer
    x = 3,886.71

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Why These Related Problems?

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