Home / 8,226.70-11,345.67-5,831.94

Finding the Fourth Proportional to 8,226.70, 11,345.67 and 5,831.94

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Solution

The fourth proportional to 8,226.70, 11,345.67 and 5,831.94 is: 8,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.70 : 11,345.67 = 5,831.94 : x
  2. Step 2: Convert to fraction form
    8,226.70/11,345.67 = 5,831.94/x
  3. Step 3: Cross multiply
    8,226.70x = 11,345.67 × 5,831.94
  4. Step 4: Simplify right side
    8,226.70x = 66,167,266.70
  5. Step 5: Solve for x
    x = 66,167,266.70/8,226.70
  6. Step 6: Final answer
    x = 8,042.99

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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.