Home / 3,159.14-4,734.75-2,431.46

Finding the Fourth Proportional to 3,159.14, 4,734.75 and 2,431.46

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Solution

The fourth proportional to 3,159.14, 4,734.75 and 2,431.46 is: 3,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.14 : 4,734.75 = 2,431.46 : x
  2. Step 2: Convert to fraction form
    3,159.14/4,734.75 = 2,431.46/x
  3. Step 3: Cross multiply
    3,159.14x = 4,734.75 × 2,431.46
  4. Step 4: Simplify right side
    3,159.14x = 11,512,355.24
  5. Step 5: Solve for x
    x = 11,512,355.24/3,159.14
  6. Step 6: Final answer
    x = 3,644.14

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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.