Home / 10,957.47-16,438.97-3,166.23

Finding the Fourth Proportional to 10,957.47, 16,438.97 and 3,166.23

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Solution

The fourth proportional to 10,957.47, 16,438.97 and 3,166.23 is: 4,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.47 : 16,438.97 = 3,166.23 : x
  2. Step 2: Convert to fraction form
    10,957.47/16,438.97 = 3,166.23/x
  3. Step 3: Cross multiply
    10,957.47x = 16,438.97 × 3,166.23
  4. Step 4: Simplify right side
    10,957.47x = 52,049,544.15
  5. Step 5: Solve for x
    x = 52,049,544.15/10,957.47
  6. Step 6: Final answer
    x = 4,750.14

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1.5x scale

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.