Home / 11,126.62-15,354.78-6,090.89

Finding the Fourth Proportional to 11,126.62, 15,354.78 and 6,090.89

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Solution

The fourth proportional to 11,126.62, 15,354.78 and 6,090.89 is: 8,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.62 : 15,354.78 = 6,090.89 : x
  2. Step 2: Convert to fraction form
    11,126.62/15,354.78 = 6,090.89/x
  3. Step 3: Cross multiply
    11,126.62x = 15,354.78 × 6,090.89
  4. Step 4: Simplify right side
    11,126.62x = 93,524,176.34
  5. Step 5: Solve for x
    x = 93,524,176.34/11,126.62
  6. Step 6: Final answer
    x = 8,405.44

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.