Home / 2,055.58-2,836.86-1,171.66

Finding the Fourth Proportional to 2,055.58, 2,836.86 and 1,171.66

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Solution

The fourth proportional to 2,055.58, 2,836.86 and 1,171.66 is: 1,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.58 : 2,836.86 = 1,171.66 : x
  2. Step 2: Convert to fraction form
    2,055.58/2,836.86 = 1,171.66/x
  3. Step 3: Cross multiply
    2,055.58x = 2,836.86 × 1,171.66
  4. Step 4: Simplify right side
    2,055.58x = 3,323,835.39
  5. Step 5: Solve for x
    x = 3,323,835.39/2,055.58
  6. Step 6: Final answer
    x = 1,616.98

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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.