Home / 7,587.34-11,383.24-3,892.15

Finding the Fourth Proportional to 7,587.34, 11,383.24 and 3,892.15

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Solution

The fourth proportional to 7,587.34, 11,383.24 and 3,892.15 is: 5,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.34 : 11,383.24 = 3,892.15 : x
  2. Step 2: Convert to fraction form
    7,587.34/11,383.24 = 3,892.15/x
  3. Step 3: Cross multiply
    7,587.34x = 11,383.24 × 3,892.15
  4. Step 4: Simplify right side
    7,587.34x = 44,305,239.38
  5. Step 5: Solve for x
    x = 44,305,239.38/7,587.34
  6. Step 6: Final answer
    x = 5,839.37

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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.