Home / 10,831.63-16,244.94-3,434.71

Finding the Fourth Proportional to 10,831.63, 16,244.94 and 3,434.71

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Solution

The fourth proportional to 10,831.63, 16,244.94 and 3,434.71 is: 5,151.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.63 : 16,244.94 = 3,434.71 : x
  2. Step 2: Convert to fraction form
    10,831.63/16,244.94 = 3,434.71/x
  3. Step 3: Cross multiply
    10,831.63x = 16,244.94 × 3,434.71
  4. Step 4: Simplify right side
    10,831.63x = 55,796,576.64
  5. Step 5: Solve for x
    x = 55,796,576.64/10,831.63
  6. Step 6: Final answer
    x = 5,151.27

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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.