Home / 10,666.12-16,000.94-3,269.84

Finding the Fourth Proportional to 10,666.12, 16,000.94 and 3,269.84

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Solution

The fourth proportional to 10,666.12, 16,000.94 and 3,269.84 is: 4,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.12 : 16,000.94 = 3,269.84 : x
  2. Step 2: Convert to fraction form
    10,666.12/16,000.94 = 3,269.84/x
  3. Step 3: Cross multiply
    10,666.12x = 16,000.94 × 3,269.84
  4. Step 4: Simplify right side
    10,666.12x = 52,320,513.65
  5. Step 5: Solve for x
    x = 52,320,513.65/10,666.12
  6. Step 6: Final answer
    x = 4,905.30

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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.