Home / 10,688.41-16,032.94-3,668.32

Finding the Fourth Proportional to 10,688.41, 16,032.94 and 3,668.32

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Solution

The fourth proportional to 10,688.41, 16,032.94 and 3,668.32 is: 5,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.41 : 16,032.94 = 3,668.32 : x
  2. Step 2: Convert to fraction form
    10,688.41/16,032.94 = 3,668.32/x
  3. Step 3: Cross multiply
    10,688.41x = 16,032.94 × 3,668.32
  4. Step 4: Simplify right side
    10,688.41x = 58,813,965.33
  5. Step 5: Solve for x
    x = 58,813,965.33/10,688.41
  6. Step 6: Final answer
    x = 5,502.59

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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.