Home / 7,588.96-11,383.03-2,911.21

Finding the Fourth Proportional to 7,588.96, 11,383.03 and 2,911.21

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Solution

The fourth proportional to 7,588.96, 11,383.03 and 2,911.21 is: 4,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.96 : 11,383.03 = 2,911.21 : x
  2. Step 2: Convert to fraction form
    7,588.96/11,383.03 = 2,911.21/x
  3. Step 3: Cross multiply
    7,588.96x = 11,383.03 × 2,911.21
  4. Step 4: Simplify right side
    7,588.96x = 33,138,390.77
  5. Step 5: Solve for x
    x = 33,138,390.77/7,588.96
  6. Step 6: Final answer
    x = 4,366.66

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.