Home / 5,018.10-7,511.40-3,448.92

Finding the Fourth Proportional to 5,018.10, 7,511.40 and 3,448.92

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Solution

The fourth proportional to 5,018.10, 7,511.40 and 3,448.92 is: 5,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.10 : 7,511.40 = 3,448.92 : x
  2. Step 2: Convert to fraction form
    5,018.10/7,511.40 = 3,448.92/x
  3. Step 3: Cross multiply
    5,018.10x = 7,511.40 × 3,448.92
  4. Step 4: Simplify right side
    5,018.10x = 25,906,217.69
  5. Step 5: Solve for x
    x = 25,906,217.69/5,018.10
  6. Step 6: Final answer
    x = 5,162.56

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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.