Home / 10,636.65-15,956.66-3,239.39

Finding the Fourth Proportional to 10,636.65, 15,956.66 and 3,239.39

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Solution

The fourth proportional to 10,636.65, 15,956.66 and 3,239.39 is: 4,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.65 : 15,956.66 = 3,239.39 : x
  2. Step 2: Convert to fraction form
    10,636.65/15,956.66 = 3,239.39/x
  3. Step 3: Cross multiply
    10,636.65x = 15,956.66 × 3,239.39
  4. Step 4: Simplify right side
    10,636.65x = 51,689,892.83
  5. Step 5: Solve for x
    x = 51,689,892.83/10,636.65
  6. Step 6: Final answer
    x = 4,859.60

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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.