Home / 9,168.84-13,755.33-3,325.44

Finding the Fourth Proportional to 9,168.84, 13,755.33 and 3,325.44

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Solution

The fourth proportional to 9,168.84, 13,755.33 and 3,325.44 is: 4,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.84 : 13,755.33 = 3,325.44 : x
  2. Step 2: Convert to fraction form
    9,168.84/13,755.33 = 3,325.44/x
  3. Step 3: Cross multiply
    9,168.84x = 13,755.33 × 3,325.44
  4. Step 4: Simplify right side
    9,168.84x = 45,742,524.60
  5. Step 5: Solve for x
    x = 45,742,524.60/9,168.84
  6. Step 6: Final answer
    x = 4,988.91

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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.