Home / 9,226.38-13,831.05-3,678.39

Finding the Fourth Proportional to 9,226.38, 13,831.05 and 3,678.39

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Solution

The fourth proportional to 9,226.38, 13,831.05 and 3,678.39 is: 5,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.38 : 13,831.05 = 3,678.39 : x
  2. Step 2: Convert to fraction form
    9,226.38/13,831.05 = 3,678.39/x
  3. Step 3: Cross multiply
    9,226.38x = 13,831.05 × 3,678.39
  4. Step 4: Simplify right side
    9,226.38x = 50,875,996.01
  5. Step 5: Solve for x
    x = 50,875,996.01/9,226.38
  6. Step 6: Final answer
    x = 5,514.19

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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.