Home / 7,896.14-11,831.25-2,699.18

Finding the Fourth Proportional to 7,896.14, 11,831.25 and 2,699.18

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Solution

The fourth proportional to 7,896.14, 11,831.25 and 2,699.18 is: 4,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.14 : 11,831.25 = 2,699.18 : x
  2. Step 2: Convert to fraction form
    7,896.14/11,831.25 = 2,699.18/x
  3. Step 3: Cross multiply
    7,896.14x = 11,831.25 × 2,699.18
  4. Step 4: Simplify right side
    7,896.14x = 31,934,673.38
  5. Step 5: Solve for x
    x = 31,934,673.38/7,896.14
  6. Step 6: Final answer
    x = 4,044.34

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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.