Home / 11,090.14-16,626.38-6,404.82

Finding the Fourth Proportional to 11,090.14, 16,626.38 and 6,404.82

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Solution

The fourth proportional to 11,090.14, 16,626.38 and 6,404.82 is: 9,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.14 : 16,626.38 = 6,404.82 : x
  2. Step 2: Convert to fraction form
    11,090.14/16,626.38 = 6,404.82/x
  3. Step 3: Cross multiply
    11,090.14x = 16,626.38 × 6,404.82
  4. Step 4: Simplify right side
    11,090.14x = 106,488,971.15
  5. Step 5: Solve for x
    x = 106,488,971.15/11,090.14
  6. Step 6: Final answer
    x = 9,602.13

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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.