Home / 3,831.13-5,748.07-1,884.70

Finding the Fourth Proportional to 3,831.13, 5,748.07 and 1,884.70

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Solution

The fourth proportional to 3,831.13, 5,748.07 and 1,884.70 is: 2,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.13 : 5,748.07 = 1,884.70 : x
  2. Step 2: Convert to fraction form
    3,831.13/5,748.07 = 1,884.70/x
  3. Step 3: Cross multiply
    3,831.13x = 5,748.07 × 1,884.70
  4. Step 4: Simplify right side
    3,831.13x = 10,833,358.79
  5. Step 5: Solve for x
    x = 10,833,358.79/3,831.13
  6. Step 6: Final answer
    x = 2,827.72

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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.