Home / 10,636.65-15,956.06-4,068.36

Finding the Fourth Proportional to 10,636.65, 15,956.06 and 4,068.36

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Solution

The fourth proportional to 10,636.65, 15,956.06 and 4,068.36 is: 6,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.65 : 15,956.06 = 4,068.36 : x
  2. Step 2: Convert to fraction form
    10,636.65/15,956.06 = 4,068.36/x
  3. Step 3: Cross multiply
    10,636.65x = 15,956.06 × 4,068.36
  4. Step 4: Simplify right side
    10,636.65x = 64,914,975.92
  5. Step 5: Solve for x
    x = 64,914,975.92/10,636.65
  6. Step 6: Final answer
    x = 6,102.95

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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.