Home / 11,605.92-17,408.02-3,708.12

Finding the Fourth Proportional to 11,605.92, 17,408.02 and 3,708.12

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Solution

The fourth proportional to 11,605.92, 17,408.02 and 3,708.12 is: 5,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.92 : 17,408.02 = 3,708.12 : x
  2. Step 2: Convert to fraction form
    11,605.92/17,408.02 = 3,708.12/x
  3. Step 3: Cross multiply
    11,605.92x = 17,408.02 × 3,708.12
  4. Step 4: Simplify right side
    11,605.92x = 64,551,027.12
  5. Step 5: Solve for x
    x = 64,551,027.12/11,605.92
  6. Step 6: Final answer
    x = 5,561.91

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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.