Home / 11,588.80-17,383.20-5,010.40

Finding the Fourth Proportional to 11,588.80, 17,383.20 and 5,010.40

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Solution

The fourth proportional to 11,588.80, 17,383.20 and 5,010.40 is: 7,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.80 : 17,383.20 = 5,010.40 : x
  2. Step 2: Convert to fraction form
    11,588.80/17,383.20 = 5,010.40/x
  3. Step 3: Cross multiply
    11,588.80x = 17,383.20 × 5,010.40
  4. Step 4: Simplify right side
    11,588.80x = 87,096,785.28
  5. Step 5: Solve for x
    x = 87,096,785.28/11,588.80
  6. Step 6: Final answer
    x = 7,515.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.