Home / 4,108.47-6,163.31-1,511.21

Finding the Fourth Proportional to 4,108.47, 6,163.31 and 1,511.21

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Solution

The fourth proportional to 4,108.47, 6,163.31 and 1,511.21 is: 2,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.47 : 6,163.31 = 1,511.21 : x
  2. Step 2: Convert to fraction form
    4,108.47/6,163.31 = 1,511.21/x
  3. Step 3: Cross multiply
    4,108.47x = 6,163.31 × 1,511.21
  4. Step 4: Simplify right side
    4,108.47x = 9,314,055.71
  5. Step 5: Solve for x
    x = 9,314,055.71/4,108.47
  6. Step 6: Final answer
    x = 2,267.04

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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.