Home / 10,957.72-16,439.34-3,166.48

Finding the Fourth Proportional to 10,957.72, 16,439.34 and 3,166.48

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Solution

The fourth proportional to 10,957.72, 16,439.34 and 3,166.48 is: 4,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.72 : 16,439.34 = 3,166.48 : x
  2. Step 2: Convert to fraction form
    10,957.72/16,439.34 = 3,166.48/x
  3. Step 3: Cross multiply
    10,957.72x = 16,439.34 × 3,166.48
  4. Step 4: Simplify right side
    10,957.72x = 52,054,841.32
  5. Step 5: Solve for x
    x = 52,054,841.32/10,957.72
  6. Step 6: Final answer
    x = 4,750.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.