Home / 5,621.38-7,757.50-3,263.67

Finding the Fourth Proportional to 5,621.38, 7,757.50 and 3,263.67

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Solution

The fourth proportional to 5,621.38, 7,757.50 and 3,263.67 is: 4,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.38 : 7,757.50 = 3,263.67 : x
  2. Step 2: Convert to fraction form
    5,621.38/7,757.50 = 3,263.67/x
  3. Step 3: Cross multiply
    5,621.38x = 7,757.50 × 3,263.67
  4. Step 4: Simplify right side
    5,621.38x = 25,317,920.03
  5. Step 5: Solve for x
    x = 25,317,920.03/5,621.38
  6. Step 6: Final answer
    x = 4,503.86

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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.