Home / 11,190.68-16,789.34-4,617.26

Finding the Fourth Proportional to 11,190.68, 16,789.34 and 4,617.26

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Solution

The fourth proportional to 11,190.68, 16,789.34 and 4,617.26 is: 6,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.68 : 16,789.34 = 4,617.26 : x
  2. Step 2: Convert to fraction form
    11,190.68/16,789.34 = 4,617.26/x
  3. Step 3: Cross multiply
    11,190.68x = 16,789.34 × 4,617.26
  4. Step 4: Simplify right side
    11,190.68x = 77,520,748.01
  5. Step 5: Solve for x
    x = 77,520,748.01/11,190.68
  6. Step 6: Final answer
    x = 6,927.26

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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.