Home / 4,059.92-5,604.18-3,172.16

Finding the Fourth Proportional to 4,059.92, 5,604.18 and 3,172.16

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Solution

The fourth proportional to 4,059.92, 5,604.18 and 3,172.16 is: 4,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.92 : 5,604.18 = 3,172.16 : x
  2. Step 2: Convert to fraction form
    4,059.92/5,604.18 = 3,172.16/x
  3. Step 3: Cross multiply
    4,059.92x = 5,604.18 × 3,172.16
  4. Step 4: Simplify right side
    4,059.92x = 17,777,355.63
  5. Step 5: Solve for x
    x = 17,777,355.63/4,059.92
  6. Step 6: Final answer
    x = 4,378.75

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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.