Home / 11,126.21-15,354.06-6,090.32

Finding the Fourth Proportional to 11,126.21, 15,354.06 and 6,090.32

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Solution

The fourth proportional to 11,126.21, 15,354.06 and 6,090.32 is: 8,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.21 : 15,354.06 = 6,090.32 : x
  2. Step 2: Convert to fraction form
    11,126.21/15,354.06 = 6,090.32/x
  3. Step 3: Cross multiply
    11,126.21x = 15,354.06 × 6,090.32
  4. Step 4: Simplify right side
    11,126.21x = 93,511,061.93
  5. Step 5: Solve for x
    x = 93,511,061.93/11,126.21
  6. Step 6: Final answer
    x = 8,404.58

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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.