Home / 2,340.38-3,230.27-1,346.23

Finding the Fourth Proportional to 2,340.38, 3,230.27 and 1,346.23

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Solution

The fourth proportional to 2,340.38, 3,230.27 and 1,346.23 is: 1,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.38 : 3,230.27 = 1,346.23 : x
  2. Step 2: Convert to fraction form
    2,340.38/3,230.27 = 1,346.23/x
  3. Step 3: Cross multiply
    2,340.38x = 3,230.27 × 1,346.23
  4. Step 4: Simplify right side
    2,340.38x = 4,348,686.38
  5. Step 5: Solve for x
    x = 4,348,686.38/2,340.38
  6. Step 6: Final answer
    x = 1,858.11

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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.