Home / 1,601.05-2,401.37-627.83

Finding the Fourth Proportional to 1,601.05, 2,401.37 and 627.83

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Solution

The fourth proportional to 1,601.05, 2,401.37 and 627.83 is: 941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.05 : 2,401.37 = 627.83 : x
  2. Step 2: Convert to fraction form
    1,601.05/2,401.37 = 627.83/x
  3. Step 3: Cross multiply
    1,601.05x = 2,401.37 × 627.83
  4. Step 4: Simplify right side
    1,601.05x = 1,507,648.99
  5. Step 5: Solve for x
    x = 1,507,648.99/1,601.05
  6. Step 6: Final answer
    x = 941.67

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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.