Home / 3,157.92-4,737.06-2,418.58

Finding the Fourth Proportional to 3,157.92, 4,737.06 and 2,418.58

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Solution

The fourth proportional to 3,157.92, 4,737.06 and 2,418.58 is: 3,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.92 : 4,737.06 = 2,418.58 : x
  2. Step 2: Convert to fraction form
    3,157.92/4,737.06 = 2,418.58/x
  3. Step 3: Cross multiply
    3,157.92x = 4,737.06 × 2,418.58
  4. Step 4: Simplify right side
    3,157.92x = 11,456,958.57
  5. Step 5: Solve for x
    x = 11,456,958.57/3,157.92
  6. Step 6: Final answer
    x = 3,628.01

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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.