Home / 3,926.48-5,890.75-1,294.39

Finding the Fourth Proportional to 3,926.48, 5,890.75 and 1,294.39

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Solution

The fourth proportional to 3,926.48, 5,890.75 and 1,294.39 is: 1,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.48 : 5,890.75 = 1,294.39 : x
  2. Step 2: Convert to fraction form
    3,926.48/5,890.75 = 1,294.39/x
  3. Step 3: Cross multiply
    3,926.48x = 5,890.75 × 1,294.39
  4. Step 4: Simplify right side
    3,926.48x = 7,624,909.93
  5. Step 5: Solve for x
    x = 7,624,909.93/3,926.48
  6. Step 6: Final answer
    x = 1,941.92

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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.