Home / 2,343.69-3,234.19-1,295.73

Finding the Fourth Proportional to 2,343.69, 3,234.19 and 1,295.73

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Solution

The fourth proportional to 2,343.69, 3,234.19 and 1,295.73 is: 1,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.69 : 3,234.19 = 1,295.73 : x
  2. Step 2: Convert to fraction form
    2,343.69/3,234.19 = 1,295.73/x
  3. Step 3: Cross multiply
    2,343.69x = 3,234.19 × 1,295.73
  4. Step 4: Simplify right side
    2,343.69x = 4,190,637.01
  5. Step 5: Solve for x
    x = 4,190,637.01/2,343.69
  6. Step 6: Final answer
    x = 1,788.05

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Half scale
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Double scale
Find fourth proportional to 2,344.69, 3,235.57 and 1,296.73
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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.