Home / 10,930.94-16,397.30-3,536.58

Finding the Fourth Proportional to 10,930.94, 16,397.30 and 3,536.58

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Solution

The fourth proportional to 10,930.94, 16,397.30 and 3,536.58 is: 5,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.94 : 16,397.30 = 3,536.58 : x
  2. Step 2: Convert to fraction form
    10,930.94/16,397.30 = 3,536.58/x
  3. Step 3: Cross multiply
    10,930.94x = 16,397.30 × 3,536.58
  4. Step 4: Simplify right side
    10,930.94x = 57,990,372.08
  5. Step 5: Solve for x
    x = 57,990,372.08/10,930.94
  6. Step 6: Final answer
    x = 5,305.16

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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.