Home / 10,831.98-16,238.26-3,901.62

Finding the Fourth Proportional to 10,831.98, 16,238.26 and 3,901.62

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Solution

The fourth proportional to 10,831.98, 16,238.26 and 3,901.62 is: 5,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.98 : 16,238.26 = 3,901.62 : x
  2. Step 2: Convert to fraction form
    10,831.98/16,238.26 = 3,901.62/x
  3. Step 3: Cross multiply
    10,831.98x = 16,238.26 × 3,901.62
  4. Step 4: Simplify right side
    10,831.98x = 63,355,519.98
  5. Step 5: Solve for x
    x = 63,355,519.98/10,831.98
  6. Step 6: Final answer
    x = 5,848.93

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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.