Home / 11,831.37-17,746.97-4,430.58

Finding the Fourth Proportional to 11,831.37, 17,746.97 and 4,430.58

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Solution

The fourth proportional to 11,831.37, 17,746.97 and 4,430.58 is: 6,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.37 : 17,746.97 = 4,430.58 : x
  2. Step 2: Convert to fraction form
    11,831.37/17,746.97 = 4,430.58/x
  3. Step 3: Cross multiply
    11,831.37x = 17,746.97 × 4,430.58
  4. Step 4: Simplify right side
    11,831.37x = 78,629,370.34
  5. Step 5: Solve for x
    x = 78,629,370.34/11,831.37
  6. Step 6: Final answer
    x = 6,645.84

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1.5x scale

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.