Home / 11,000.13-16,501.68-3,208.89

Finding the Fourth Proportional to 11,000.13, 16,501.68 and 3,208.89

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Solution

The fourth proportional to 11,000.13, 16,501.68 and 3,208.89 is: 4,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.13 : 16,501.68 = 3,208.89 : x
  2. Step 2: Convert to fraction form
    11,000.13/16,501.68 = 3,208.89/x
  3. Step 3: Cross multiply
    11,000.13x = 16,501.68 × 3,208.89
  4. Step 4: Simplify right side
    11,000.13x = 52,952,075.94
  5. Step 5: Solve for x
    x = 52,952,075.94/11,000.13
  6. Step 6: Final answer
    x = 4,813.77

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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.