Home / 10,239.14-15,357.62-3,664.46

Finding the Fourth Proportional to 10,239.14, 15,357.62 and 3,664.46

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Solution

The fourth proportional to 10,239.14, 15,357.62 and 3,664.46 is: 5,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.14 : 15,357.62 = 3,664.46 : x
  2. Step 2: Convert to fraction form
    10,239.14/15,357.62 = 3,664.46/x
  3. Step 3: Cross multiply
    10,239.14x = 15,357.62 × 3,664.46
  4. Step 4: Simplify right side
    10,239.14x = 56,277,431.74
  5. Step 5: Solve for x
    x = 56,277,431.74/10,239.14
  6. Step 6: Final answer
    x = 5,496.30

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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.