Home / 3,087.07-4,627.90-1,137.67

Finding the Fourth Proportional to 3,087.07, 4,627.90 and 1,137.67

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Solution

The fourth proportional to 3,087.07, 4,627.90 and 1,137.67 is: 1,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.07 : 4,627.90 = 1,137.67 : x
  2. Step 2: Convert to fraction form
    3,087.07/4,627.90 = 1,137.67/x
  3. Step 3: Cross multiply
    3,087.07x = 4,627.90 × 1,137.67
  4. Step 4: Simplify right side
    3,087.07x = 5,265,022.99
  5. Step 5: Solve for x
    x = 5,265,022.99/3,087.07
  6. Step 6: Final answer
    x = 1,705.51

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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.