Home / 2,055.92-2,837.13-1,171.60

Finding the Fourth Proportional to 2,055.92, 2,837.13 and 1,171.60

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Solution

The fourth proportional to 2,055.92, 2,837.13 and 1,171.60 is: 1,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.92 : 2,837.13 = 1,171.60 : x
  2. Step 2: Convert to fraction form
    2,055.92/2,837.13 = 1,171.60/x
  3. Step 3: Cross multiply
    2,055.92x = 2,837.13 × 1,171.60
  4. Step 4: Simplify right side
    2,055.92x = 3,323,970.02
  5. Step 5: Solve for x
    x = 3,323,970.02/2,055.92
  6. Step 6: Final answer
    x = 1,616.78

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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.