Home / 10,831.27-16,249.18-6,153.45

Finding the Fourth Proportional to 10,831.27, 16,249.18 and 6,153.45

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Solution

The fourth proportional to 10,831.27, 16,249.18 and 6,153.45 is: 9,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.27 : 16,249.18 = 6,153.45 : x
  2. Step 2: Convert to fraction form
    10,831.27/16,249.18 = 6,153.45/x
  3. Step 3: Cross multiply
    10,831.27x = 16,249.18 × 6,153.45
  4. Step 4: Simplify right side
    10,831.27x = 99,988,516.67
  5. Step 5: Solve for x
    x = 99,988,516.67/10,831.27
  6. Step 6: Final answer
    x = 9,231.47

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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.