Home / 3,831.77-5,754.95-2,381.06

Finding the Fourth Proportional to 3,831.77, 5,754.95 and 2,381.06

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Solution

The fourth proportional to 3,831.77, 5,754.95 and 2,381.06 is: 3,576.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.77 : 5,754.95 = 2,381.06 : x
  2. Step 2: Convert to fraction form
    3,831.77/5,754.95 = 2,381.06/x
  3. Step 3: Cross multiply
    3,831.77x = 5,754.95 × 2,381.06
  4. Step 4: Simplify right side
    3,831.77x = 13,702,892.66
  5. Step 5: Solve for x
    x = 13,702,892.66/3,831.77
  6. Step 6: Final answer
    x = 3,576.12

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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.