Home / 2,841.11-4,261.69-1,772.87

Finding the Fourth Proportional to 2,841.11, 4,261.69 and 1,772.87

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Solution

The fourth proportional to 2,841.11, 4,261.69 and 1,772.87 is: 2,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.11 : 4,261.69 = 1,772.87 : x
  2. Step 2: Convert to fraction form
    2,841.11/4,261.69 = 1,772.87/x
  3. Step 3: Cross multiply
    2,841.11x = 4,261.69 × 1,772.87
  4. Step 4: Simplify right side
    2,841.11x = 7,555,403.26
  5. Step 5: Solve for x
    x = 7,555,403.26/2,841.11
  6. Step 6: Final answer
    x = 2,659.32

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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.