Home / 1,610.94-2,222.19-1,168.32

Finding the Fourth Proportional to 1,610.94, 2,222.19 and 1,168.32

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Solution

The fourth proportional to 1,610.94, 2,222.19 and 1,168.32 is: 1,611.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.94 : 2,222.19 = 1,168.32 : x
  2. Step 2: Convert to fraction form
    1,610.94/2,222.19 = 1,168.32/x
  3. Step 3: Cross multiply
    1,610.94x = 2,222.19 × 1,168.32
  4. Step 4: Simplify right side
    1,610.94x = 2,596,229.02
  5. Step 5: Solve for x
    x = 2,596,229.02/1,610.94
  6. Step 6: Final answer
    x = 1,611.62

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Half scale
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Double scale
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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.