Home / 4,172.34-5,757.26-2,493.40

Finding the Fourth Proportional to 4,172.34, 5,757.26 and 2,493.40

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Solution

The fourth proportional to 4,172.34, 5,757.26 and 2,493.40 is: 3,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.34 : 5,757.26 = 2,493.40 : x
  2. Step 2: Convert to fraction form
    4,172.34/5,757.26 = 2,493.40/x
  3. Step 3: Cross multiply
    4,172.34x = 5,757.26 × 2,493.40
  4. Step 4: Simplify right side
    4,172.34x = 14,355,123.30
  5. Step 5: Solve for x
    x = 14,355,123.30/4,172.34
  6. Step 6: Final answer
    x = 3,440.54

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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.