Home / 2,343.99-3,234.80-1,296.26

Finding the Fourth Proportional to 2,343.99, 3,234.80 and 1,296.26

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Solution

The fourth proportional to 2,343.99, 3,234.80 and 1,296.26 is: 1,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.99 : 3,234.80 = 1,296.26 : x
  2. Step 2: Convert to fraction form
    2,343.99/3,234.80 = 1,296.26/x
  3. Step 3: Cross multiply
    2,343.99x = 3,234.80 × 1,296.26
  4. Step 4: Simplify right side
    2,343.99x = 4,193,141.85
  5. Step 5: Solve for x
    x = 4,193,141.85/2,343.99
  6. Step 6: Final answer
    x = 1,788.89

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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.