Home / 3,555.05-4,904.87-2,296.80

Finding the Fourth Proportional to 3,555.05, 4,904.87 and 2,296.80

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Solution

The fourth proportional to 3,555.05, 4,904.87 and 2,296.80 is: 3,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.05 : 4,904.87 = 2,296.80 : x
  2. Step 2: Convert to fraction form
    3,555.05/4,904.87 = 2,296.80/x
  3. Step 3: Cross multiply
    3,555.05x = 4,904.87 × 2,296.80
  4. Step 4: Simplify right side
    3,555.05x = 11,265,493.93
  5. Step 5: Solve for x
    x = 11,265,493.93/3,555.05
  6. Step 6: Final answer
    x = 3,168.88

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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.