Home / 11,831.94-17,756.42-6,903.09

Finding the Fourth Proportional to 11,831.94, 17,756.42 and 6,903.09

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Solution

The fourth proportional to 11,831.94, 17,756.42 and 6,903.09 is: 10,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.94 : 17,756.42 = 6,903.09 : x
  2. Step 2: Convert to fraction form
    11,831.94/17,756.42 = 6,903.09/x
  3. Step 3: Cross multiply
    11,831.94x = 17,756.42 × 6,903.09
  4. Step 4: Simplify right side
    11,831.94x = 122,574,130.82
  5. Step 5: Solve for x
    x = 122,574,130.82/11,831.94
  6. Step 6: Final answer
    x = 10,359.60

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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.