Home / 11,315.94-16,973.85-6,154.62

Finding the Fourth Proportional to 11,315.94, 16,973.85 and 6,154.62

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Solution

The fourth proportional to 11,315.94, 16,973.85 and 6,154.62 is: 9,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315.94 : 16,973.85 = 6,154.62 : x
  2. Step 2: Convert to fraction form
    11,315.94/16,973.85 = 6,154.62/x
  3. Step 3: Cross multiply
    11,315.94x = 16,973.85 × 6,154.62
  4. Step 4: Simplify right side
    11,315.94x = 104,467,596.69
  5. Step 5: Solve for x
    x = 104,467,596.69/11,315.94
  6. Step 6: Final answer
    x = 9,231.90

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1.5x scale

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.