Home / 10,814.13-16,221.20-2,606.13

Finding the Fourth Proportional to 10,814.13, 16,221.20 and 2,606.13

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Solution

The fourth proportional to 10,814.13, 16,221.20 and 2,606.13 is: 3,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.13 : 16,221.20 = 2,606.13 : x
  2. Step 2: Convert to fraction form
    10,814.13/16,221.20 = 2,606.13/x
  3. Step 3: Cross multiply
    10,814.13x = 16,221.20 × 2,606.13
  4. Step 4: Simplify right side
    10,814.13x = 42,274,555.96
  5. Step 5: Solve for x
    x = 42,274,555.96/10,814.13
  6. Step 6: Final answer
    x = 3,909.20

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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.