Home / 7,677.14-11,515.71-4,236.26

Finding the Fourth Proportional to 7,677.14, 11,515.71 and 4,236.26

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Solution

The fourth proportional to 7,677.14, 11,515.71 and 4,236.26 is: 6,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.14 : 11,515.71 = 4,236.26 : x
  2. Step 2: Convert to fraction form
    7,677.14/11,515.71 = 4,236.26/x
  3. Step 3: Cross multiply
    7,677.14x = 11,515.71 × 4,236.26
  4. Step 4: Simplify right side
    7,677.14x = 48,783,527.25
  5. Step 5: Solve for x
    x = 48,783,527.25/7,677.14
  6. Step 6: Final answer
    x = 6,354.39

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Similar ratio
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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.