Home / 3,438.76-5,159.58-3,166.44

Finding the Fourth Proportional to 3,438.76, 5,159.58 and 3,166.44

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Solution

The fourth proportional to 3,438.76, 5,159.58 and 3,166.44 is: 4,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.76 : 5,159.58 = 3,166.44 : x
  2. Step 2: Convert to fraction form
    3,438.76/5,159.58 = 3,166.44/x
  3. Step 3: Cross multiply
    3,438.76x = 5,159.58 × 3,166.44
  4. Step 4: Simplify right side
    3,438.76x = 16,337,500.50
  5. Step 5: Solve for x
    x = 16,337,500.50/3,438.76
  6. Step 6: Final answer
    x = 4,750.99

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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.