Home / 11,809.29-17,708.93-4,408.58

Finding the Fourth Proportional to 11,809.29, 17,708.93 and 4,408.58

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Solution

The fourth proportional to 11,809.29, 17,708.93 and 4,408.58 is: 6,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.29 : 17,708.93 = 4,408.58 : x
  2. Step 2: Convert to fraction form
    11,809.29/17,708.93 = 4,408.58/x
  3. Step 3: Cross multiply
    11,809.29x = 17,708.93 × 4,408.58
  4. Step 4: Simplify right side
    11,809.29x = 78,071,124.03
  5. Step 5: Solve for x
    x = 78,071,124.03/11,809.29
  6. Step 6: Final answer
    x = 6,610.99

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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.