Home / 3,841.11-5,300.51-2,162.58

Finding the Fourth Proportional to 3,841.11, 5,300.51 and 2,162.58

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Solution

The fourth proportional to 3,841.11, 5,300.51 and 2,162.58 is: 2,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.11 : 5,300.51 = 2,162.58 : x
  2. Step 2: Convert to fraction form
    3,841.11/5,300.51 = 2,162.58/x
  3. Step 3: Cross multiply
    3,841.11x = 5,300.51 × 2,162.58
  4. Step 4: Simplify right side
    3,841.11x = 11,462,766.10
  5. Step 5: Solve for x
    x = 11,462,766.10/3,841.11
  6. Step 6: Final answer
    x = 2,984.23

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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.