Home / 3,323.90-4,586.86-1,831.65

Finding the Fourth Proportional to 3,323.90, 4,586.86 and 1,831.65

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Solution

The fourth proportional to 3,323.90, 4,586.86 and 1,831.65 is: 2,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.90 : 4,586.86 = 1,831.65 : x
  2. Step 2: Convert to fraction form
    3,323.90/4,586.86 = 1,831.65/x
  3. Step 3: Cross multiply
    3,323.90x = 4,586.86 × 1,831.65
  4. Step 4: Simplify right side
    3,323.90x = 8,401,507.21
  5. Step 5: Solve for x
    x = 8,401,507.21/3,323.90
  6. Step 6: Final answer
    x = 2,527.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.