Home / 10,637.31-15,953.33-3,239.85

Finding the Fourth Proportional to 10,637.31, 15,953.33 and 3,239.85

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Solution

The fourth proportional to 10,637.31, 15,953.33 and 3,239.85 is: 4,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.31 : 15,953.33 = 3,239.85 : x
  2. Step 2: Convert to fraction form
    10,637.31/15,953.33 = 3,239.85/x
  3. Step 3: Cross multiply
    10,637.31x = 15,953.33 × 3,239.85
  4. Step 4: Simplify right side
    10,637.31x = 51,686,380.00
  5. Step 5: Solve for x
    x = 51,686,380.00/10,637.31
  6. Step 6: Final answer
    x = 4,858.97

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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.