Home / 6,827.82-10,236.56-2,880.28

Finding the Fourth Proportional to 6,827.82, 10,236.56 and 2,880.28

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Solution

The fourth proportional to 6,827.82, 10,236.56 and 2,880.28 is: 4,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.82 : 10,236.56 = 2,880.28 : x
  2. Step 2: Convert to fraction form
    6,827.82/10,236.56 = 2,880.28/x
  3. Step 3: Cross multiply
    6,827.82x = 10,236.56 × 2,880.28
  4. Step 4: Simplify right side
    6,827.82x = 29,484,159.04
  5. Step 5: Solve for x
    x = 29,484,159.04/6,827.82
  6. Step 6: Final answer
    x = 4,318.24

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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.