Home / 9,188.25-12,679.83-4,996.50

Finding the Fourth Proportional to 9,188.25, 12,679.83 and 4,996.50

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Solution

The fourth proportional to 9,188.25, 12,679.83 and 4,996.50 is: 6,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.25 : 12,679.83 = 4,996.50 : x
  2. Step 2: Convert to fraction form
    9,188.25/12,679.83 = 4,996.50/x
  3. Step 3: Cross multiply
    9,188.25x = 12,679.83 × 4,996.50
  4. Step 4: Simplify right side
    9,188.25x = 63,354,770.60
  5. Step 5: Solve for x
    x = 63,354,770.60/9,188.25
  6. Step 6: Final answer
    x = 6,895.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.