Home / 4,950.30-6,831.18-2,712

Finding the Fourth Proportional to 4,950.30, 6,831.18 and 2,712

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Solution

The fourth proportional to 4,950.30, 6,831.18 and 2,712 is: 3,742.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.30 : 6,831.18 = 2,712 : x
  2. Step 2: Convert to fraction form
    4,950.30/6,831.18 = 2,712/x
  3. Step 3: Cross multiply
    4,950.30x = 6,831.18 × 2,712
  4. Step 4: Simplify right side
    4,950.30x = 18,526,160.16
  5. Step 5: Solve for x
    x = 18,526,160.16/4,950.30
  6. Step 6: Final answer
    x = 3,742.43

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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.