Home / 11,831.88-16,328.04-6,526.62

Finding the Fourth Proportional to 11,831.88, 16,328.04 and 6,526.62

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Solution

The fourth proportional to 11,831.88, 16,328.04 and 6,526.62 is: 9,006.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.88 : 16,328.04 = 6,526.62 : x
  2. Step 2: Convert to fraction form
    11,831.88/16,328.04 = 6,526.62/x
  3. Step 3: Cross multiply
    11,831.88x = 16,328.04 × 6,526.62
  4. Step 4: Simplify right side
    11,831.88x = 106,566,912.42
  5. Step 5: Solve for x
    x = 106,566,912.42/11,831.88
  6. Step 6: Final answer
    x = 9,006.76

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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.