Home / 10,664.65-14,719.94-6,362.38

Finding the Fourth Proportional to 10,664.65, 14,719.94 and 6,362.38

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Solution

The fourth proportional to 10,664.65, 14,719.94 and 6,362.38 is: 8,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664.65 : 14,719.94 = 6,362.38 : x
  2. Step 2: Convert to fraction form
    10,664.65/14,719.94 = 6,362.38/x
  3. Step 3: Cross multiply
    10,664.65x = 14,719.94 × 6,362.38
  4. Step 4: Simplify right side
    10,664.65x = 93,653,851.86
  5. Step 5: Solve for x
    x = 93,653,851.86/10,664.65
  6. Step 6: Final answer
    x = 8,781.71

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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.