Home / 2,941.79-4,409.60-1,831.23

Finding the Fourth Proportional to 2,941.79, 4,409.60 and 1,831.23

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Solution

The fourth proportional to 2,941.79, 4,409.60 and 1,831.23 is: 2,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.79 : 4,409.60 = 1,831.23 : x
  2. Step 2: Convert to fraction form
    2,941.79/4,409.60 = 1,831.23/x
  3. Step 3: Cross multiply
    2,941.79x = 4,409.60 × 1,831.23
  4. Step 4: Simplify right side
    2,941.79x = 8,074,982.65
  5. Step 5: Solve for x
    x = 8,074,982.65/2,941.79
  6. Step 6: Final answer
    x = 2,744.93

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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.