Home / 9,838.31-13,576.47-5,361.97

Finding the Fourth Proportional to 9,838.31, 13,576.47 and 5,361.97

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Solution

The fourth proportional to 9,838.31, 13,576.47 and 5,361.97 is: 7,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.31 : 13,576.47 = 5,361.97 : x
  2. Step 2: Convert to fraction form
    9,838.31/13,576.47 = 5,361.97/x
  3. Step 3: Cross multiply
    9,838.31x = 13,576.47 × 5,361.97
  4. Step 4: Simplify right side
    9,838.31x = 72,796,587.34
  5. Step 5: Solve for x
    x = 72,796,587.34/9,838.31
  6. Step 6: Final answer
    x = 7,399.30

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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.