Home / 2,345.09-3,236.22-1,350.29

Finding the Fourth Proportional to 2,345.09, 3,236.22 and 1,350.29

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Solution

The fourth proportional to 2,345.09, 3,236.22 and 1,350.29 is: 1,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.09 : 3,236.22 = 1,350.29 : x
  2. Step 2: Convert to fraction form
    2,345.09/3,236.22 = 1,350.29/x
  3. Step 3: Cross multiply
    2,345.09x = 3,236.22 × 1,350.29
  4. Step 4: Simplify right side
    2,345.09x = 4,369,843.59
  5. Step 5: Solve for x
    x = 4,369,843.59/2,345.09
  6. Step 6: Final answer
    x = 1,863.41

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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.