Home / 9,408.37-14,112.86-3,486.74

Finding the Fourth Proportional to 9,408.37, 14,112.86 and 3,486.74

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Solution

The fourth proportional to 9,408.37, 14,112.86 and 3,486.74 is: 5,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.37 : 14,112.86 = 3,486.74 : x
  2. Step 2: Convert to fraction form
    9,408.37/14,112.86 = 3,486.74/x
  3. Step 3: Cross multiply
    9,408.37x = 14,112.86 × 3,486.74
  4. Step 4: Simplify right side
    9,408.37x = 49,207,864.75
  5. Step 5: Solve for x
    x = 49,207,864.75/9,408.37
  6. Step 6: Final answer
    x = 5,230.22

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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.