Home / 11,087.90-15,301.18-6,837.26

Finding the Fourth Proportional to 11,087.90, 15,301.18 and 6,837.26

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Solution

The fourth proportional to 11,087.90, 15,301.18 and 6,837.26 is: 9,435.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.90 : 15,301.18 = 6,837.26 : x
  2. Step 2: Convert to fraction form
    11,087.90/15,301.18 = 6,837.26/x
  3. Step 3: Cross multiply
    11,087.90x = 15,301.18 × 6,837.26
  4. Step 4: Simplify right side
    11,087.90x = 104,618,145.97
  5. Step 5: Solve for x
    x = 104,618,145.97/11,087.90
  6. Step 6: Final answer
    x = 9,435.34

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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.