Home / 3,157.37-4,735.14-966.27

Finding the Fourth Proportional to 3,157.37, 4,735.14 and 966.27

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Solution

The fourth proportional to 3,157.37, 4,735.14 and 966.27 is: 1,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.37 : 4,735.14 = 966.27 : x
  2. Step 2: Convert to fraction form
    3,157.37/4,735.14 = 966.27/x
  3. Step 3: Cross multiply
    3,157.37x = 4,735.14 × 966.27
  4. Step 4: Simplify right side
    3,157.37x = 4,575,423.73
  5. Step 5: Solve for x
    x = 4,575,423.73/3,157.37
  6. Step 6: Final answer
    x = 1,449.12

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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.