Home / 8,946.41-13,419.61-3,398.44

Finding the Fourth Proportional to 8,946.41, 13,419.61 and 3,398.44

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Solution

The fourth proportional to 8,946.41, 13,419.61 and 3,398.44 is: 5,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.41 : 13,419.61 = 3,398.44 : x
  2. Step 2: Convert to fraction form
    8,946.41/13,419.61 = 3,398.44/x
  3. Step 3: Cross multiply
    8,946.41x = 13,419.61 × 3,398.44
  4. Step 4: Simplify right side
    8,946.41x = 45,605,672.31
  5. Step 5: Solve for x
    x = 45,605,672.31/8,946.41
  6. Step 6: Final answer
    x = 5,097.65

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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.