Home / 11,693.91-17,541.78-3,902.73

Finding the Fourth Proportional to 11,693.91, 17,541.78 and 3,902.73

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Solution

The fourth proportional to 11,693.91, 17,541.78 and 3,902.73 is: 5,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,693.91 : 17,541.78 = 3,902.73 : x
  2. Step 2: Convert to fraction form
    11,693.91/17,541.78 = 3,902.73/x
  3. Step 3: Cross multiply
    11,693.91x = 17,541.78 × 3,902.73
  4. Step 4: Simplify right side
    11,693.91x = 68,460,831.06
  5. Step 5: Solve for x
    x = 68,460,831.06/11,693.91
  6. Step 6: Final answer
    x = 5,854.40

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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.