Home / 1,493.34-2,236.35-1,231.74

Finding the Fourth Proportional to 1,493.34, 2,236.35 and 1,231.74

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Solution

The fourth proportional to 1,493.34, 2,236.35 and 1,231.74 is: 1,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.34 : 2,236.35 = 1,231.74 : x
  2. Step 2: Convert to fraction form
    1,493.34/2,236.35 = 1,231.74/x
  3. Step 3: Cross multiply
    1,493.34x = 2,236.35 × 1,231.74
  4. Step 4: Simplify right side
    1,493.34x = 2,754,601.75
  5. Step 5: Solve for x
    x = 2,754,601.75/1,493.34
  6. Step 6: Final answer
    x = 1,844.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.