Home / 5,084.88-7,627.32-3,137.76

Finding the Fourth Proportional to 5,084.88, 7,627.32 and 3,137.76

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Solution

The fourth proportional to 5,084.88, 7,627.32 and 3,137.76 is: 4,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.88 : 7,627.32 = 3,137.76 : x
  2. Step 2: Convert to fraction form
    5,084.88/7,627.32 = 3,137.76/x
  3. Step 3: Cross multiply
    5,084.88x = 7,627.32 × 3,137.76
  4. Step 4: Simplify right side
    5,084.88x = 23,932,699.60
  5. Step 5: Solve for x
    x = 23,932,699.60/5,084.88
  6. Step 6: Final answer
    x = 4,706.64

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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.