Home / 11,356.37-17,034.64-3,960.80

Finding the Fourth Proportional to 11,356.37, 17,034.64 and 3,960.80

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Solution

The fourth proportional to 11,356.37, 17,034.64 and 3,960.80 is: 5,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356.37 : 17,034.64 = 3,960.80 : x
  2. Step 2: Convert to fraction form
    11,356.37/17,034.64 = 3,960.80/x
  3. Step 3: Cross multiply
    11,356.37x = 17,034.64 × 3,960.80
  4. Step 4: Simplify right side
    11,356.37x = 67,470,802.11
  5. Step 5: Solve for x
    x = 67,470,802.11/11,356.37
  6. Step 6: Final answer
    x = 5,941.23

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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.