Home / 11,314.68-16,971.84-3,523.92

Finding the Fourth Proportional to 11,314.68, 16,971.84 and 3,523.92

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Solution

The fourth proportional to 11,314.68, 16,971.84 and 3,523.92 is: 5,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.68 : 16,971.84 = 3,523.92 : x
  2. Step 2: Convert to fraction form
    11,314.68/16,971.84 = 3,523.92/x
  3. Step 3: Cross multiply
    11,314.68x = 16,971.84 × 3,523.92
  4. Step 4: Simplify right side
    11,314.68x = 59,807,406.41
  5. Step 5: Solve for x
    x = 59,807,406.41/11,314.68
  6. Step 6: Final answer
    x = 5,285.82

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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.