Home / 12,383.01-18,580.59-5,809.73

Finding the Fourth Proportional to 12,383.01, 18,580.59 and 5,809.73

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Solution

The fourth proportional to 12,383.01, 18,580.59 and 5,809.73 is: 8,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.01 : 18,580.59 = 5,809.73 : x
  2. Step 2: Convert to fraction form
    12,383.01/18,580.59 = 5,809.73/x
  3. Step 3: Cross multiply
    12,383.01x = 18,580.59 × 5,809.73
  4. Step 4: Simplify right side
    12,383.01x = 107,948,118.24
  5. Step 5: Solve for x
    x = 107,948,118.24/12,383.01
  6. Step 6: Final answer
    x = 8,717.44

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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.