Home / 10,957.10-16,435.92-3,937.58

Finding the Fourth Proportional to 10,957.10, 16,435.92 and 3,937.58

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Solution

The fourth proportional to 10,957.10, 16,435.92 and 3,937.58 is: 5,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.10 : 16,435.92 = 3,937.58 : x
  2. Step 2: Convert to fraction form
    10,957.10/16,435.92 = 3,937.58/x
  3. Step 3: Cross multiply
    10,957.10x = 16,435.92 × 3,937.58
  4. Step 4: Simplify right side
    10,957.10x = 64,717,749.87
  5. Step 5: Solve for x
    x = 64,717,749.87/10,957.10
  6. Step 6: Final answer
    x = 5,906.47

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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.