Home / 11,059.67-15,268.08-8,536.28

Finding the Fourth Proportional to 11,059.67, 15,268.08 and 8,536.28

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Solution

The fourth proportional to 11,059.67, 15,268.08 and 8,536.28 is: 11,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.67 : 15,268.08 = 8,536.28 : x
  2. Step 2: Convert to fraction form
    11,059.67/15,268.08 = 8,536.28/x
  3. Step 3: Cross multiply
    11,059.67x = 15,268.08 × 8,536.28
  4. Step 4: Simplify right side
    11,059.67x = 130,332,605.94
  5. Step 5: Solve for x
    x = 130,332,605.94/11,059.67
  6. Step 6: Final answer
    x = 11,784.49

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Half scale
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Double scale
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Similar ratio
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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.