Home / 9,669.94-14,509.78-3,831.46

Finding the Fourth Proportional to 9,669.94, 14,509.78 and 3,831.46

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Solution

The fourth proportional to 9,669.94, 14,509.78 and 3,831.46 is: 5,749.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.94 : 14,509.78 = 3,831.46 : x
  2. Step 2: Convert to fraction form
    9,669.94/14,509.78 = 3,831.46/x
  3. Step 3: Cross multiply
    9,669.94x = 14,509.78 × 3,831.46
  4. Step 4: Simplify right side
    9,669.94x = 55,593,641.68
  5. Step 5: Solve for x
    x = 55,593,641.68/9,669.94
  6. Step 6: Final answer
    x = 5,749.12

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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.