Home / 11,000.18-16,501.08-3,209.20

Finding the Fourth Proportional to 11,000.18, 16,501.08 and 3,209.20

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Solution

The fourth proportional to 11,000.18, 16,501.08 and 3,209.20 is: 4,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.18 : 16,501.08 = 3,209.20 : x
  2. Step 2: Convert to fraction form
    11,000.18/16,501.08 = 3,209.20/x
  3. Step 3: Cross multiply
    11,000.18x = 16,501.08 × 3,209.20
  4. Step 4: Simplify right side
    11,000.18x = 52,955,265.94
  5. Step 5: Solve for x
    x = 52,955,265.94/11,000.18
  6. Step 6: Final answer
    x = 4,814.04

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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.