Home / 10,861.08-16,289.58-3,069.84

Finding the Fourth Proportional to 10,861.08, 16,289.58 and 3,069.84

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Solution

The fourth proportional to 10,861.08, 16,289.58 and 3,069.84 is: 4,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.08 : 16,289.58 = 3,069.84 : x
  2. Step 2: Convert to fraction form
    10,861.08/16,289.58 = 3,069.84/x
  3. Step 3: Cross multiply
    10,861.08x = 16,289.58 × 3,069.84
  4. Step 4: Simplify right side
    10,861.08x = 50,006,404.27
  5. Step 5: Solve for x
    x = 50,006,404.27/10,861.08
  6. Step 6: Final answer
    x = 4,604.18

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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.