Home / 3,418.53-4,717.61-1,926.41

Finding the Fourth Proportional to 3,418.53, 4,717.61 and 1,926.41

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Solution

The fourth proportional to 3,418.53, 4,717.61 and 1,926.41 is: 2,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.53 : 4,717.61 = 1,926.41 : x
  2. Step 2: Convert to fraction form
    3,418.53/4,717.61 = 1,926.41/x
  3. Step 3: Cross multiply
    3,418.53x = 4,717.61 × 1,926.41
  4. Step 4: Simplify right side
    3,418.53x = 9,088,025.08
  5. Step 5: Solve for x
    x = 9,088,025.08/3,418.53
  6. Step 6: Final answer
    x = 2,658.46

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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.