Home / 3,557.16-5,338.92-3,166.56

Finding the Fourth Proportional to 3,557.16, 5,338.92 and 3,166.56

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Solution

The fourth proportional to 3,557.16, 5,338.92 and 3,166.56 is: 4,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.16 : 5,338.92 = 3,166.56 : x
  2. Step 2: Convert to fraction form
    3,557.16/5,338.92 = 3,166.56/x
  3. Step 3: Cross multiply
    3,557.16x = 5,338.92 × 3,166.56
  4. Step 4: Simplify right side
    3,557.16x = 16,906,010.52
  5. Step 5: Solve for x
    x = 16,906,010.52/3,557.16
  6. Step 6: Final answer
    x = 4,752.67

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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.