Home / 4,421.88-6,634.47-1,954.95

Finding the Fourth Proportional to 4,421.88, 6,634.47 and 1,954.95

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Solution

The fourth proportional to 4,421.88, 6,634.47 and 1,954.95 is: 2,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.88 : 6,634.47 = 1,954.95 : x
  2. Step 2: Convert to fraction form
    4,421.88/6,634.47 = 1,954.95/x
  3. Step 3: Cross multiply
    4,421.88x = 6,634.47 × 1,954.95
  4. Step 4: Simplify right side
    4,421.88x = 12,970,057.13
  5. Step 5: Solve for x
    x = 12,970,057.13/4,421.88
  6. Step 6: Final answer
    x = 2,933.15

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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.