Home / 11,314.12-16,973.61-3,415.98

Finding the Fourth Proportional to 11,314.12, 16,973.61 and 3,415.98

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Solution

The fourth proportional to 11,314.12, 16,973.61 and 3,415.98 is: 5,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.12 : 16,973.61 = 3,415.98 : x
  2. Step 2: Convert to fraction form
    11,314.12/16,973.61 = 3,415.98/x
  3. Step 3: Cross multiply
    11,314.12x = 16,973.61 × 3,415.98
  4. Step 4: Simplify right side
    11,314.12x = 57,981,427.42
  5. Step 5: Solve for x
    x = 57,981,427.42/11,314.12
  6. Step 6: Final answer
    x = 5,124.70

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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.