Home / 2,831.92-4,247.58-1,734.37

Finding the Fourth Proportional to 2,831.92, 4,247.58 and 1,734.37

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Solution

The fourth proportional to 2,831.92, 4,247.58 and 1,734.37 is: 2,601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831.92 : 4,247.58 = 1,734.37 : x
  2. Step 2: Convert to fraction form
    2,831.92/4,247.58 = 1,734.37/x
  3. Step 3: Cross multiply
    2,831.92x = 4,247.58 × 1,734.37
  4. Step 4: Simplify right side
    2,831.92x = 7,366,875.32
  5. Step 5: Solve for x
    x = 7,366,875.32/2,831.92
  6. Step 6: Final answer
    x = 2,601.37

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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.