Home / 9,881.22-13,629.84-6,895.96

Finding the Fourth Proportional to 9,881.22, 13,629.84 and 6,895.96

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Solution

The fourth proportional to 9,881.22, 13,629.84 and 6,895.96 is: 9,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.22 : 13,629.84 = 6,895.96 : x
  2. Step 2: Convert to fraction form
    9,881.22/13,629.84 = 6,895.96/x
  3. Step 3: Cross multiply
    9,881.22x = 13,629.84 × 6,895.96
  4. Step 4: Simplify right side
    9,881.22x = 93,990,831.45
  5. Step 5: Solve for x
    x = 93,990,831.45/9,881.22
  6. Step 6: Final answer
    x = 9,512.07

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1.5x scale

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.