Home / 9,253.35-13,878.63-3,408.66

Finding the Fourth Proportional to 9,253.35, 13,878.63 and 3,408.66

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Solution

The fourth proportional to 9,253.35, 13,878.63 and 3,408.66 is: 5,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.35 : 13,878.63 = 3,408.66 : x
  2. Step 2: Convert to fraction form
    9,253.35/13,878.63 = 3,408.66/x
  3. Step 3: Cross multiply
    9,253.35x = 13,878.63 × 3,408.66
  4. Step 4: Simplify right side
    9,253.35x = 47,307,530.94
  5. Step 5: Solve for x
    x = 47,307,530.94/9,253.35
  6. Step 6: Final answer
    x = 5,112.48

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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.