Home / 4,951.93-7,428.57-1,831.54

Finding the Fourth Proportional to 4,951.93, 7,428.57 and 1,831.54

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Solution

The fourth proportional to 4,951.93, 7,428.57 and 1,831.54 is: 2,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.93 : 7,428.57 = 1,831.54 : x
  2. Step 2: Convert to fraction form
    4,951.93/7,428.57 = 1,831.54/x
  3. Step 3: Cross multiply
    4,951.93x = 7,428.57 × 1,831.54
  4. Step 4: Simplify right side
    4,951.93x = 13,605,723.10
  5. Step 5: Solve for x
    x = 13,605,723.10/4,951.93
  6. Step 6: Final answer
    x = 2,747.56

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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.