Home / 11,086.59-15,302.07-7,310.44

Finding the Fourth Proportional to 11,086.59, 15,302.07 and 7,310.44

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Solution

The fourth proportional to 11,086.59, 15,302.07 and 7,310.44 is: 10,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.59 : 15,302.07 = 7,310.44 : x
  2. Step 2: Convert to fraction form
    11,086.59/15,302.07 = 7,310.44/x
  3. Step 3: Cross multiply
    11,086.59x = 15,302.07 × 7,310.44
  4. Step 4: Simplify right side
    11,086.59x = 111,864,883.74
  5. Step 5: Solve for x
    x = 111,864,883.74/11,086.59
  6. Step 6: Final answer
    x = 10,090.10

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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.