Home / 3,438.11-4,746.62-2,493

Finding the Fourth Proportional to 3,438.11, 4,746.62 and 2,493

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Solution

The fourth proportional to 3,438.11, 4,746.62 and 2,493 is: 3,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.11 : 4,746.62 = 2,493 : x
  2. Step 2: Convert to fraction form
    3,438.11/4,746.62 = 2,493/x
  3. Step 3: Cross multiply
    3,438.11x = 4,746.62 × 2,493
  4. Step 4: Simplify right side
    3,438.11x = 11,833,329.89
  5. Step 5: Solve for x
    x = 11,833,329.89/3,438.11
  6. Step 6: Final answer
    x = 3,441.81

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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.