Home / 2,055.15-2,836.37-1,170.95

Finding the Fourth Proportional to 2,055.15, 2,836.37 and 1,170.95

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Solution

The fourth proportional to 2,055.15, 2,836.37 and 1,170.95 is: 1,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.15 : 2,836.37 = 1,170.95 : x
  2. Step 2: Convert to fraction form
    2,055.15/2,836.37 = 1,170.95/x
  3. Step 3: Cross multiply
    2,055.15x = 2,836.37 × 1,170.95
  4. Step 4: Simplify right side
    2,055.15x = 3,321,227.41
  5. Step 5: Solve for x
    x = 3,321,227.41/2,055.15
  6. Step 6: Final answer
    x = 1,616.05

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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.