Home / 1,964.68-2,712.37-1,302.43

Finding the Fourth Proportional to 1,964.68, 2,712.37 and 1,302.43

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Solution

The fourth proportional to 1,964.68, 2,712.37 and 1,302.43 is: 1,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.68 : 2,712.37 = 1,302.43 : x
  2. Step 2: Convert to fraction form
    1,964.68/2,712.37 = 1,302.43/x
  3. Step 3: Cross multiply
    1,964.68x = 2,712.37 × 1,302.43
  4. Step 4: Simplify right side
    1,964.68x = 3,532,672.06
  5. Step 5: Solve for x
    x = 3,532,672.06/1,964.68
  6. Step 6: Final answer
    x = 1,798.09

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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.