Home / 2,950.36-4,071.58-1,831.86

Finding the Fourth Proportional to 2,950.36, 4,071.58 and 1,831.86

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Solution

The fourth proportional to 2,950.36, 4,071.58 and 1,831.86 is: 2,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.36 : 4,071.58 = 1,831.86 : x
  2. Step 2: Convert to fraction form
    2,950.36/4,071.58 = 1,831.86/x
  3. Step 3: Cross multiply
    2,950.36x = 4,071.58 × 1,831.86
  4. Step 4: Simplify right side
    2,950.36x = 7,458,564.54
  5. Step 5: Solve for x
    x = 7,458,564.54/2,950.36
  6. Step 6: Final answer
    x = 2,528.02

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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.