Home / 11,230.16-16,831.77-4,983.12

Finding the Fourth Proportional to 11,230.16, 16,831.77 and 4,983.12

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Solution

The fourth proportional to 11,230.16, 16,831.77 and 4,983.12 is: 7,468.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.16 : 16,831.77 = 4,983.12 : x
  2. Step 2: Convert to fraction form
    11,230.16/16,831.77 = 4,983.12/x
  3. Step 3: Cross multiply
    11,230.16x = 16,831.77 × 4,983.12
  4. Step 4: Simplify right side
    11,230.16x = 83,874,729.72
  5. Step 5: Solve for x
    x = 83,874,729.72/11,230.16
  6. Step 6: Final answer
    x = 7,468.71

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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.