Home / 10,946.39-16,419.36-3,551.29

Finding the Fourth Proportional to 10,946.39, 16,419.36 and 3,551.29

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Solution

The fourth proportional to 10,946.39, 16,419.36 and 3,551.29 is: 5,326.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.39 : 16,419.36 = 3,551.29 : x
  2. Step 2: Convert to fraction form
    10,946.39/16,419.36 = 3,551.29/x
  3. Step 3: Cross multiply
    10,946.39x = 16,419.36 × 3,551.29
  4. Step 4: Simplify right side
    10,946.39x = 58,309,953.63
  5. Step 5: Solve for x
    x = 58,309,953.63/10,946.39
  6. Step 6: Final answer
    x = 5,326.87

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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.