Home / 1,225.82-1,835.08-737.39

Finding the Fourth Proportional to 1,225.82, 1,835.08 and 737.39

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Solution

The fourth proportional to 1,225.82, 1,835.08 and 737.39 is: 1,103.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225.82 : 1,835.08 = 737.39 : x
  2. Step 2: Convert to fraction form
    1,225.82/1,835.08 = 737.39/x
  3. Step 3: Cross multiply
    1,225.82x = 1,835.08 × 737.39
  4. Step 4: Simplify right side
    1,225.82x = 1,353,169.64
  5. Step 5: Solve for x
    x = 1,353,169.64/1,225.82
  6. Step 6: Final answer
    x = 1,103.89

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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.