Home / 3,514-4,848.90-1,941.88

Finding the Fourth Proportional to 3,514, 4,848.90 and 1,941.88

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Solution

The fourth proportional to 3,514, 4,848.90 and 1,941.88 is: 2,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514 : 4,848.90 = 1,941.88 : x
  2. Step 2: Convert to fraction form
    3,514/4,848.90 = 1,941.88/x
  3. Step 3: Cross multiply
    3,514x = 4,848.90 × 1,941.88
  4. Step 4: Simplify right side
    3,514x = 9,415,981.93
  5. Step 5: Solve for x
    x = 9,415,981.93/3,514
  6. Step 6: Final answer
    x = 2,679.56

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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.