Home / 10,957.60-16,439.16-3,166.36

Finding the Fourth Proportional to 10,957.60, 16,439.16 and 3,166.36

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Solution

The fourth proportional to 10,957.60, 16,439.16 and 3,166.36 is: 4,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.60 : 16,439.16 = 3,166.36 : x
  2. Step 2: Convert to fraction form
    10,957.60/16,439.16 = 3,166.36/x
  3. Step 3: Cross multiply
    10,957.60x = 16,439.16 × 3,166.36
  4. Step 4: Simplify right side
    10,957.60x = 52,052,200.63
  5. Step 5: Solve for x
    x = 52,052,200.63/10,957.60
  6. Step 6: Final answer
    x = 4,750.33

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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.