Home / 10,831.37-14,943.42-6,354.09

Finding the Fourth Proportional to 10,831.37, 14,943.42 and 6,354.09

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Solution

The fourth proportional to 10,831.37, 14,943.42 and 6,354.09 is: 8,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.37 : 14,943.42 = 6,354.09 : x
  2. Step 2: Convert to fraction form
    10,831.37/14,943.42 = 6,354.09/x
  3. Step 3: Cross multiply
    10,831.37x = 14,943.42 × 6,354.09
  4. Step 4: Simplify right side
    10,831.37x = 94,951,835.59
  5. Step 5: Solve for x
    x = 94,951,835.59/10,831.37
  6. Step 6: Final answer
    x = 8,766.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.